Rheumatoid arthritis nuclear Ab:PrThr:Pt:Ser:Ord
rheumatoid arthritis nuclear ab:prthr:pt:ser:ord
Rheumatoid arthritis nuclear Antibody:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal
rheumatoid arthritis nuclear antibody:presence or threshold:to identify measures at a point in time:serum:ordinal