Acetylcholine receptor Ab:PrThr:Pt:Ser/Plas^Fetus:Ord
acetylcholine receptor ab:prthr:pt:ser/plas^fetus:ord
Acetylcholine receptor Antibody:Presence or Threshold:To identify measures at a point in time:Serum/Plasma^Fetus:Ordinal
acetylcholine receptor antibody:presence or threshold:to identify measures at a point in time:serum/plasma^fetus:ordinal