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