title: Avoid hormones in gastrointestinal angiodysplasia.
authors.forename: Ellen C G
authors.initials: EC
authors.lastname: Grant
mesh_terms: D016888:Angiodysplasia / Q000150:complications / Q000188:drug therapy*; D015331:Cohort Studies; D004958:Estradiol / Q000008:administration & dosage / Q000009:adverse effects*; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced* / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D009640:Norethindrone / Q000008:administration & dosage / Q000009:adverse effects*; D045167:Progesterone Congeners / Q000008:administration & dosage / Q000009:adverse effects*; D016032:Randomized Controlled Trials as Topic
chemical_list: D045167:Progesterone Congeners; D004958:Estradiol; D009640:Norethindrone