Human papilloma virus 16+18 Ag:PrThr:Pt:Urethra:Ord
human papilloma virus 16+18 ag:prthr:pt:urethra:ord
Human papilloma virus 16+18 Antigen:Presence or Threshold:To identify measures at a point in time:Urethra:Ordinal
human papilloma virus 16+18 antigen:presence or threshold:to identify measures at a point in time:urethra:ordinal