Seibu Hospital's medical staff take part in a PCI (percutaneous coronary intervention) simulation training at the hospital in Yokohama, Japan, June 18, 2020. Picture taken on June 18, 2020. REUTERS/Kim Kyung-Hoon

Seibu Hospital's medical staff take part in a PCI (percutaneous coronary intervention) simulation training at the hospital in Yokohama, Japan, June 18, 2020. Picture taken on June 18, 2020. REUTERS/Kim Kyung-Hoon

Director of the Crown Prince Center For Training And Medical Research, Brig. Dr. Khalid A. Ghaffar assists doctors during their virtual operation training during a media visit to the training center, in Riffa, Bahrain, June 18, 2020, REUTERS/Hamad I Mohammed

Director of the Crown Prince Center For Training And Medical Research, Brig. Dr. Khalid A. Ghaffar explains emergency response team's demonstration with medical dummy during a media visit to the training center, in Riffa, Bahrain, June 18, 2020, REUTERS/Hamad I Mohammed

Trainee doctors do a demonstration with medical dummy during a media visit to the Crown Prince Center For Training And Medical Research, in Riffa, Bahrain, June 18, 2020, REUTERS/Hamad I Mohammed.

Doctors walk out of a newly opened Crown Prince Center For Training And Medical Research, in Riffa, Bahrain, June 18, 2020, REUTERS/Hamad I Mohammed

A member of the medical staff waves to patients after their exercise at a training center, which has been converted into a quarantine house, in Tangerang, on the outskirts of Jakarta, Indonesia, amid the coronavirus disease (COVID-19) outbreak, May 28, 2020. REUTERS/WIlly Kurniawan

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Paulo Miranda wearing a protective face mask arrives at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Pedro Geromel wearing a protective face mask at the training center after taking a general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Pedro Geromel wearing a protective face mask arrives at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Bruno Cortez wearing a protective face mask arrives at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Walter Kannemann wearing a protective face mask arrives at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Walter Kannemann wearing a protective face mask arrives at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Paulo Victor wearing a protective face mask at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - Gremio players and staff arrive at CT Luiz Carvalho for COVID-19 tests - CT Luiz Carvalho, Porto Alegre, Brazil - May 6, 2020 Gremio's Guilherme Guedes wearing a protective face mask at the training center for general medical test, tomorrow training will resume with restrictions due to the spread of the coronavirus disease (COVID-19) REUTERS/Diego Vara

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Hakan Calhanoglu wearing a protective face mask after leaving Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Hakan Calhanoglu is seen reflected in his car window wearing a protective face mask after leaving Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Simon Kjaer wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Rafael Leao wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Hakan Calhanoglu wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Hakan Calhanoglu wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Diego Laxalt wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Mateo Musacchio has his temperature checked as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Mateo Musacchio wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 6, 2020 AC Milan's Alessio Romagnoli wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Theo Hernandez is seen wearing a protective face mask in his car wing mirror as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Theo Hernandez is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Gianluigi Donnarumma is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Gianluigi Donnarumma is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Antonio Donnarumma is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Lucas Biglia is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Lucas Biglia is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players and staff arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan coach Stefano Pioli is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Giacomo Bonaventura is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Giacomo Bonaventura is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Giacomo Bonaventura is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - AC Milan players arrive at Hospital Clinica La Madonnina for general medical tests - Hospital Clinica La Madonnina, Milan, Italy - May 5, 2020 AC Milan's Giacomo Bonaventura is seen wearing a protective face mask as he arrives at Hospital Clinica La Madonnina for general medical tests after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Daniele Mascolo

Soccer Football - Juventus Training - Allianz Stadium, Turin, Italy - May 5, 2020 A general view outside the J Medical centre at the Allianz Stadium after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca

Soccer Football - Juventus Training - Juventus Training Center, Turin, Italy - May 5, 2020 A woman wearing a protective face mask at a temperature checkpoint outside of J Medical centre after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca

Soccer Football - A woman wearing a protective face mask at a temperature checkpoint outside of J Medical centre at Juventus' Allianz Stadium after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19), Turin, Italy, May 4, 2020. REUTERS/Massimo Pinca

Soccer Football - General view outside of J Medical centre at Juventus' Allianz Stadium after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19), Turin, Italy, May 4, 2020. REUTERS/Massimo Pinca

Soccer Football - General view outside of J Medical centre at Juventus' Allianz Stadium after Italy allowed Serie A teams to start training individually as the country begins a staged end to a nationwide lockdown due to a spread of the coronavirus disease (COVID-19), Turin, Italy, May 4, 2020. REUTERS/Massimo Pinca

General view of the Yokosuka PCR Center sign as medical workers perform a walk-in style polymerase chain reaction (PCR) training test for the coronavirus disease (COVID-19), at a makeshift facility in Yokosuka, south of Tokyo, Japan, April 23, 2020. REUTERS/Issei Kato

A medical worker performs a walk-in style polymerase chain reaction (PCR) training test for the coronavirus disease (COVID-19), at a makeshift facility in Yokosuka, south of Tokyo, Japan, April 23, 2020. REUTERS/Issei Kato

A medical worker performs a walk-in style polymerase chain reaction (PCR) training test for the coronavirus disease (COVID-19), at a makeshift facility in Yokosuka, south of Tokyo, Japan, April 23, 2020. REUTERS/Issei Kato

Amanda Dear, a nurse working in COVID-19 units, poses for a portrait at the Swedish Medical Center Issaquah campus during the coronavirus disease (COVID-19) outbreak, in Issaquah, Washington, U.S. April 21, 2020. "It’s fitting that during the year of the nurse we are caring for the sickest patients we have seen in a long time. As a healthcare worker, we train to be the calm within the storm, and we will not allow fear to keep us from where we are needed," she says. REUTERS/David Ryder

Amanda Dear, a nurse working in COVID-19 units, poses for a portrait at the Swedish Medical Center Issaquah campus during the coronavirus disease (COVID-19) outbreak, in Issaquah, Washington, U.S. April 21, 2020. "It’s fitting that during the year of the nurse we are caring for the sickest patients we have seen in a long time. As a healthcare worker, we train to be the calm within the storm, and we will not allow fear to keep us from where we are needed," she says. REUTERS/David Ryder

A machine simulating vital signs of a deteriorating patient is used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A machine simulating vital signs of a deteriorating patient is used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Dummy patients laid in beds as they are used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Dummy patients laid in beds as they are used inside a ward as part of medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients, amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A nurses station inside a ward is pictured as is being used for medical training at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Medical training takes place inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

A simulation technician takes part in medical training inside a ward at the official opening of the new Dragon's Heart Hospital, built at the Principality Stadium to care for coronavirus patients amid the coronavirus disease (COVID-19) outbreak, in Cardiff, Britain, April 20, 2020. Picture taken April 20, 2020. Ben Birchall/Pool via REUTERS

Patty Endicott, a registered nurse whose team supports clinical staff in ways such as training the "dofficers" that ensure colleagues safely remove their personal protective equipment, poses for a portrait at the University of Washington Medical Center - Northwest during the coronavirus disease (COVID-19) outbreak, in Seattle, Washington, U.S. April 17, 2020. "Seeing what everyone is giving causes my heart to float very close to the surface, so almost anything can make me cry," she says. REUTERS/David Ryder

Olivia Wallace, a nurse in the emergency department, poses for a portrait at the University of Washington Medical Center - Northwest during the coronavirus disease (COVID-19) outbreak, in Seattle, Washington, U.S. April 17, 2020. "Being a new grad, COVID-19 is all I’ve really known. It’s not what I always expected, but it’s what I trained for. I’m proud to be a part of it," she says. REUTERS/David Ryder