Covid could take on a similar ebb and flow to the flu, but there is.
December 21, 2021.- That’s right, the WHO gives strong warning for Omicron before Christmas. The director of.
Maria Van Kerkhove urged world governments to act against the pandemic and the new variants.
INDRE experts confirm the presence of the COVID-19 variant in the country MEXICO, (December 03,.
The president assured that Mexico is prepared to face any situation; highlights progress in vaccination against.