title: Prevention of preterm birth.
mesh_terms: D000077713:17 alpha-Hydroxyprogesterone Caproate; D001510:Bed Rest; D002584:Cervix Uteri / Q000502:physiology / Q000601:surgery; D003075:Coitus; D005260:Female; D006801:Humans; D006908:Hydroxyprogesterones / Q000627:therapeutic use; D007239:Infections / Q000150:complications / Q000209:etiology; D009747:Nutritional Physiological Phenomena; D007752:Obstetric Labor, Premature / Q000209:etiology / Q000517:prevention & control*; D010353:Patient Education as Topic; D011247:Pregnancy; D011374:Progesterone / Q000097:blood; D012306:Risk; D012959:Socioeconomic Factors
chemical_list: D006908:Hydroxyprogesterones; D000077713:17 alpha-Hydroxyprogesterone Caproate; D011374:Progesterone