Couple Ricardo Rodrigues and Sueli Paulino stop to catch their breath after walking up the stairs as doctor Bruna Soares Leite, a member of an Emergency Mobile Care Service (SAMU) team, talks to them before they are taken to a UPA (Emergency Service Unit) to be treated for the symptoms of the coronavirus disease (COVID-19), in Sao Paulo, Brazil May 3, 2021. REUTERS/Amanda Perobelli