[Blood group substances].
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D055598:Chemical Phenomena; D002621:Chemistry; D007983:Lewis Blood Group Antigens; D011134:Polysaccharides / Q000032:analysis
D000017:ABO Blood-Group System; D001789:Blood Group Antigens; D007983:Lewis Blood Group Antigens; D011134:Polysaccharides