U1 small nuclear ribonucleoprotein Ab.IgG:PrThr:Pt:Ser:Ord
u1 small nuclear ribonucleoprotein ab.igg:prthr:pt:ser:ord
U1 small nuclear ribonucleoprotein Antibody.immunoglobulin G:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal
u1 small nuclear ribonucleoprotein antibody.immunoglobulin g:presence or threshold:to identify measures at a point in time:serum:ordinal