Seasonal waves of emerging corona virus and social spacing are required until 2022
A recent study by Harvard University in America sets a number of scenarios that anticipate the behavior of the virus over the next several years...
A recent study by Harvard University in America sets a number of scenarios that anticipate the behavior of the virus over the next several years...
It only requires the use of your naked eyes and a little of your time, and prior knowledge of these events, which is what Al-Alam...