The role of H in the development of A.
D000017:ABO Blood-Group System; D000941:Antigens; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D037102:Lectins; D010936:Plant Extracts; D011247:Pregnancy; D014470:Umbilical Cord / Q000276:immunology
D000017:ABO Blood-Group System; D000941:Antigens; D001789:Blood Group Antigens; D037102:Lectins; D010936:Plant Extracts