Parainfluenza virus 2 Ag:PrThr:Pt:Isolate:Ord:IF
parainfluenza virus 2 ag:prthr:pt:isolate:ord:if
Parainfluenza virus 2 Ag [Presence] in Isolate by Immunofluorescence
parainfluenza virus 2 ag [presence] in isolate by immunofluorescence