label: Red cell antigen (Dombrock blood group) genotyping (DO), gene analysis, ART4 (ADP-ribosyltransferase 4 [Dombrock blood group]) exon 2
label_lc: red cell antigen (dombrock blood group) genotyping (do), gene analysis, art4 (adp-ribosyltransferase 4 [dombrock blood group]) exon 2