HIV 1 p24 Ag:PrThr:Pt:Ser/Plas^Donor:Ord:IA
hiv 1 p24 ag:prthr:pt:ser/plas^donor:ord:ia
Human immunodeficiency virus 1 p24 Antigen:Presence or Threshold:To identify measures at a point in time:Serum/Plasma^Donor:Ordinal:Immunoassay
human immunodeficiency virus 1 p24 antigen:presence or threshold:to identify measures at a point in time:serum/plasma^donor:ordinal:immunoassay