title: 17 OHPC for prevention of preterm birth in twins: back to the drawing board?
authors: Celeste P
authors: CP
authors: Durnwald
mesh_terms: D000077713:17 alpha-Hydroxyprogesterone Caproate; D002584:Cervix Uteri / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D006908:Hydroxyprogesterones / Q000627:therapeutic use*; D011247:Pregnancy; D059285:Pregnancy, Twin; D047928:Premature Birth / Q000517:prevention & control*; D011372:Progestins / Q000627:therapeutic use*; D014463:Ultrasonography
chemical_list: D006908:Hydroxyprogesterones; D011372:Progestins; D000077713:17 alpha-Hydroxyprogesterone Caproate