Aetiology of delivery during the second trimester and performance in subsequent pregnancies.
D000030:Abortion, Missed / Q000150:complications; D000022:Abortion, Spontaneous / Q000209:etiology*; D002584:Cervix Uteri / Q000601:surgery; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007752:Obstetric Labor, Premature / Q000150:complications; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D002581:Uterine Cervical Incompetence / Q000150:complications / Q000628:therapy