Rickettsia typhus group Ab.IgM^1st specimen:Titr:Pt:Ser:SemiQn:IF
rickettsia typhus group ab.igm^1st specimen:titr:pt:ser:semiqn:if
Rickettsia typhus group Ab.IgM^1st specimen:Titr:Pt:Ser:SemiQn:IF
rickettsia typhus group ab.igm^1st specimen:titr:pt:ser:semiqn:if