Coxsackievirus B1 Ab^2nd specimen:Titr:Pt:Ser:SemiQn:Comp fix
coxsackievirus b1 ab^2nd specimen:titr:pt:ser:semiqn:comp fix
Coxsackievirus B1 Ab [Titer] in Serum by Complement fixation --2nd specimen
coxsackievirus b1 ab [titer] in serum by complement fixation --2nd specimen