14/08/09 01:54:08.70 ToVjIKez0
>>302
参考になったわ、サンクス
>>304 >>312
a number of days だから、数日間じゃないのかな
SURVIVAL OUTSIDE HOST: The virus can survive in liquid or dried material for a number of days (23).
Infectivity is found to be stable at room temperature or at 4°C for several days,
and indefinitely stable at -70°C (6, 20). Infectivity can be preserved by lyophilisation.