Symposium: "the incompetent cervix".
D000028:Abortion, Induced / Q000517:prevention & control*; D000022:Abortion, Spontaneous; D002584:Cervix Uteri; D004194:Disease; D005260:Female; D006801:Humans; D011247:Pregnancy; D002577:Uterine Cervical Diseases; D002581:Uterine Cervical Incompetence
ABORTION/prevention and control; CERVIX UTERI/diseases