Rickettsia parkeri Ab.IgM:Titr:Pt:Ser:SemiQn:IF
rickettsia parkeri ab.igm:titr:pt:ser:semiqn:if
Rickettsia parkeri IgM Ab [Titer] in Serum by Immunofluorescence
rickettsia parkeri igm ab [titer] in serum by immunofluorescence