6347194 02.10.2020 A medical staff member wearing a protective suit is seen during his workflow at the Moscow's Clinical Hospital No 52 treating COVID-19 patient, in Moscow, Russia. Valeriy Melnikov / Sputnik

FILED - 07 July 2020, Egypt, Giza: Medics wearing personal protective equipment tend to a coronavirus (COVID-19) patient at the 6th of October Central Hospital, which is currently serves as an isolation hospital for coronavirus patients. The Egyptian Health Ministry reported Friday another drop in the number of COVID-19 linked deaths. Photo: Menna Hossam/dpa

6286704 15.07.2020 In this handout photo released by the Russian Defence Ministry, a medic collects blood for antibodies to the coronavirus disease from a participant in a coronavirus vaccine trial during tests at the Burdenko Main Military Clinical Hospital in Moscow, Russia. Editorial use only, no archive, no commercial use. Ministry press service оброны Russian Federation

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June 24, 2020, Colombia, Colombia: BOGOTA, COLOMBIA - JUNE 23: 13-year-old Steven Tao Lozano suffering from Duchenne muscular dystrophy (DMD) which causes progressive muscle degeneration and weakness, poses for a photo in Bogota, Colombia on June 23, 2020. Steven Tao Lozano bestows his paintings to healthcare personnels fight against the coronavirus (COVID-19) Steven Tao Lozano has lost all the mobility in his body in recent years, concentrated in his right hand to draw and paint in his house in the southern Bogota, where compulsory preventive quarantine still prevails. Steven dedicates hours to his creations; a hobby that has become his best therapy and especially in times of the epidemic. (Credit Image: © PPI via ZUMA Wire)

6273379 25.06.2020 A medical worker helps a colleague to put on a personal protective equipment (PPE) at the Clinical Infectious Hospital named after I.Zhekenova where patients suffering from the coronavirus disease are treated, in Almaty, Kazakhstan. Timur Batyrshin / Sputnik

A worker in protective gear sprays disinfectant at Paris-Orly Airport on its re-opening day following the coronavirus disease (COVID-19) outbreak in France, June 26, 2020. Photo by David Niviere/ABACAPRESS.COM

MADRID, SPAIN - MARCH 30: This handout picture provided by Comunidad de Madrid shows pavilion 9 ampliation at IFEMA Emergency Hospital on March 30, 2020 in Madrid, Spain. Spain ordered all non-essential workers to stay home for two weeks to help slow the Coronavirus (COVID-19) pandemic, which has killed more than 6,000 people in the country. (Photo by Comunidad de Madrid - Handout/Getty Images)