"今天家庭医生来了电话,说提供免费FLU SHOTS,好像是关于H1N1的,我问对胎儿有没有影响,对方说没有,并且这个对孕妇,幼儿,老人,以及免疫系统低的人进行" * I; G4 f, {( _* R4 nIf the seniors are part of the target population, this is not the H1N1, it's the seasonal flu. % E5 T/ a# F( l9 A* \+ P4 b , s& K+ P" l0 O: eH1N1 target pop doesn't have seniors. Anyone who waw born before the 50s has some protection agains H1N1. They don't know why......but those seniors may have been exposed to a similar type of flu before.....