41 做干擾實驗時,下列何種病毒常作為挑戰病毒株(challenge virus..-阿摩線上測驗
1F teresa8431 小二上 (2017/07/09)
Virus challenge studies:healthy volunteers are administered a pathogenic or virulent strain of virus. Such strains can be attenuated viruses that produce a much milder set of symptoms compared to the naturally occurring or fully active virus. |