TY - GEN AU - O'Brien,J M TI - Medication safety is still an issue in obstetrics 50 years after the Kefauver-Harris amendments: the case of progestogens SN - 1469-0705 PY - 2014///0422 KW - 17 alpha-Hydroxyprogesterone Caproate KW - Clinical Trials as Topic KW - Female KW - Humans KW - Hydroxyprogesterones KW - adverse effects KW - Legislation, Drug KW - Obstetrics KW - methods KW - Patient Safety KW - Pregnancy KW - Premature Birth KW - drug therapy KW - Progesterone Congeners KW - Progestins KW - United States KW - United States Food and Drug Administration N1 - Publication Type: Journal Article UR - https://doi.org/10.1002/uog.12456 ER -