Coxsackievirus B2 Ab^1st specimen:Titr:Pt:Ser:SemiQn:Comp fix
coxsackievirus b2 ab^1st specimen:titr:pt:ser:semiqn:comp fix
Coxsackievirus B2 Ab [Titer] in Serum by Complement fixation --1st specimen
coxsackievirus b2 ab [titer] in serum by complement fixation --1st specimen