Manaus, the biggest city in Amazon, has seen a significant drop in is rate of daily coronavirus deaths, leading some experts to suggest that the city may have attained herd immunity. However, cases of respiratory distress syndrome are shooting up…

A team of researchers from Brazil,US, and UK has conducted a study showing that herd immunity played a significant role in determining the size of theCOVID-19 epidemic in Manaus, Brazil. #Brazil #COVID19 #WION About Channel: WION -The World is One…