Although the omicron variant is less severe, "we must continue to be concerned" about COVID-19
2022-01-14T13:42:25.662Z
Dr. Jaime Sepúlveda warns that the omicron variant of the coronavirus, in addition to measles, is the "most contagious virus that has been reported in the history of humanity" and ensures that an infected person could transmit the disease for weeks, even months .
