A doctor prepares medical oxygen cylinders before transferring a patient infected with the coronavirus...
A doctor prepares medical oxygen cylinders before transferring a patient infected with the coronavirus disease (COVID-19) from the CHU de Liege hospital to Germany via the Centre Medical Heliporte (CMH) medical helicopter, in Liege, Belgium November 3, 2020. Picture taken November 3, 2020. REUTERS/Yves Herman