Chinese Covid-19 vaccine efficacy is 'not high,' top health official admits
Published
The efficacy of Chinese Covid-19 vaccines is "not high" and authorities are weighing options to bolster protection -- including mixing...
Full ArticlePublished
The efficacy of Chinese Covid-19 vaccines is "not high" and authorities are weighing options to bolster protection -- including mixing...
Full ArticleThe Gamaleya National Research Center of Epidemiology and Microbiology of the Ministry of Health of the Russian Federation and the..
The 20th century’s worst pandemic – Spanish Flu – erupted in March 1918 in Camp Funston (Kansas, U.S.) during the Great War...