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