title: Retrospective studies. A review for the clinician.
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology; D000013:Congenital Abnormalities / Q000453:epidemiology; D003276:Contraceptives, Oral / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology; D008431:Maternal-Fetal Exchange; D008722:Methods; D011247:Pregnancy; D011446:Prospective Studies; D012098:Reproduction; D012189:Retrospective Studies; D012409:Rubella / Q000453:epidemiology; D012907:Smoking; D013927:Thrombosis / Q000453:epidemiology; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology
chemical_list: D003276:Contraceptives, Oral