title: Polycythemia rubra vera with pernicious anemia. Some observations on vitamin B 12 metabolism.
mesh_terms: D000368:Aged; D000752:Anemia, Pernicious / Q000150:complications*; D001323:Autoantibodies / Q000032:analysis; D004844:Epistaxis / Q000209:etiology; D005342:Fibrinolysis; D005455:Fluorescent Antibody Technique; D005492:Folic Acid / Q000097:blood; D005916:Globulins / Q000032:analysis; D006801:Humans; D008297:Male; D008551:Melena / Q000209:etiology; D010759:Phosphorus Isotopes; D011087:Polycythemia Vera / Q000150:complications*; D011878:Radiotherapy; D012156:Reticulocytes; D014805:Vitamin B 12 / Q000097:blood / Q000378:metabolism*
chemical_list: D001323:Autoantibodies; D005916:Globulins; D010759:Phosphorus Isotopes; D005492:Folic Acid; D014805:Vitamin B 12