title: Contribution to the problem of the weak A - blood groups (about one case).
mesh_terms: D000017:ABO Blood-Group System; D000918:Antibody Specificity; D005260:Female; D005799:Genes, Dominant; D006801:Humans; D007938:Leukemia / Q000097:blood; D008297:Male; D010375:Pedigree; D012463:Saliva / Q000276:immunology; D013489:Suppression, Genetic
chemical_list: D000017:ABO Blood-Group System