title: Oral contraceptives, thrombosis, and sickle cell hemoglobinopathies.
mesh_terms: D000328:Adult; D000755:Anemia, Sickle Cell / Q000150:complications*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006444:Hemoglobin C; D006445:Hemoglobin C Disease / Q000150:complications; D006801:Humans; D007434:Intrauterine Devices; D008656:Mestranol / Q000009:adverse effects; D009641:Norethynodrel / Q000009:adverse effects; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular; D011655:Pulmonary Embolism / Q000139:chemically induced*
chemical_list: D003276:Contraceptives, Oral; D009641:Norethynodrel; D006444:Hemoglobin C; D008656:Mestranol