Legionella pneumophila Ab^1st specimen:Titr:Pt:Ser:SemiQn:IF
legionella pneumophila ab^1st specimen:titr:pt:ser:semiqn:if
Legionella pneumophila Ab [Titer] in Serum by Immunofluorescence --1st specimen
legionella pneumophila ab [titer] in serum by immunofluorescence --1st specimen