On estimating the relation between blood group and disease.
D001789:Blood Group Antigens; D004194:Disease / Q000502:physiology*; D005260:Female; D006801:Humans; D010437:Peptic Ulcer / Q000097:blood*; D011225:Pre-Eclampsia / Q000209:etiology*; D011247:Pregnancy; D013274:Stomach Neoplasms
D001789:Blood Group Antigens
BLOOD GROUPS; DISEASE/physiology; PEPTIC ULCER/blood in; PREGNANCY TOXEMIAS/etiology and pathogenesis; STOMACH/neoplasms