Joselyn Chacon, the new Minister of Health, appointed by President-elect Rodrigo Chaves, ruled out eliminating- for the time being- the mandatory use of masks....
Here are the latest developments in the coronavirus crisis:
US backs booster shots
US health officials warn that vaccines give less protection over time as they...
The world on Thursday marked one year since the coronavirus threat was declared a pandemic, with vaccinations offering hope but much of humanity still...
