Megaloblastic anaemia associated with the oral contraceptive pill.
D000328:Adult; D000748:Anemia, Macrocytic / Q000139:chemically induced*; D000749:Anemia, Megaloblastic / Q000139:chemically induced*; D005260:Female; D005494:Folic Acid Deficiency / Q000139:chemically induced; D006261:Headache / Q000139:chemically induced; D006801:Humans; D008234:Lynestrenol / Q000009:adverse effects*; D008656:Mestranol / Q000009:adverse effects*
D008656:Mestranol; D008234:Lynestrenol