Rickettsia rickettsii Ab.IgM:PrThr:Pt:Ser:Ord:IA
rickettsia rickettsii ab.igm:prthr:pt:ser:ord:ia
Rickettsia rickettsii IgM Ab [Presence] in Serum by Immunoassay
rickettsia rickettsii igm ab [presence] in serum by immunoassay