title: Factor Er and allele Edeghjmnr in blood groups of the pig.
mesh_terms: D000483:Alleles; D000818:Animals; D000918:Antibody Specificity; D001789:Blood Group Antigens; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D007114:Immunization; D007518:Isoantibodies; D008297:Male; D013552:Swine / Q000097:blood* / Q000276:immunology
chemical_list: D001789:Blood Group Antigens; D007518:Isoantibodies