Sentences with phrase «relative safety of the vaccine»
In fact, he says, the study of sewage and river water samples from Japan demonstrates the relative safety of the vaccine - derived virus: Although virulent vaccine - derived viruses in the environment «are actually a pretty common event,» he says, «we don't see outbreaks» of vaccine - caused disease, even in areas where vaccination coverage is relatively low.
http://www.sciencemag.org/ Not exact matches
This debate about the relative merits and safety of killed versus MLV vaccines has been ongoing, and was hotly debated in a comparison of the risks, costs, and convenience of killed versus modified live human polio vaccines [19].