U1 small nuclear ribonucleoprotein Ab.IgG:{Measurement}:-:Ser:-
u1 small nuclear ribonucleoprotein ab.igg:{measurement}:-:ser:-
U1 small nuclear ribonucleoprotein Antibody.immunoglobulin G:{Measurement}:-:Serum:-
u1 small nuclear ribonucleoprotein antibody.immunoglobulin g:{measurement}:-:serum:-