Rotavirus virions and a number of unknown 29nm virion particles revealed in the photomicrograph film, 1981. Image courtesy Centers for Disease...
Members of the Health Secretary prepare to vaccinate a baby against Rotavirus in Tegucigalpa on February 16, 2009. A campaign was arranged to attempt...
Saving lives of poor children by cheap vaccination, Rotavirus is the leading cause of severe diarrhoea in children worldwide. The Rota Virus vaccine...貧窮
Saving lives of poor children by cheap vaccination, Rotavirus is the leading cause of severe diarrhoea in children worldwide. The Rota Virus vaccine...