There are no known treatments for this virus which has a fatality rate of 88%
Kazatchkine said he had seen dozens of military personnel hospitalized with "acute and tragic anxiety, depression and psychiatric conditions".
While Russia condemned the report, the US called for it to be updated to include more damage.
It is three years since the WHO first declared that COVID represented a global health emergency.
The doctor was taken from his car in the town of Menaka, where Jihadist groups linked to al Qaeda and Islamic State are active.
Dr. Dorit Nitzan: “We have to be ready and alert.”
A mutation in the new variant allows it to spread better than its forebears, but can still avoid antibodies well.