[ON RESULTS WITH THE CERVICAL CERCLAGE TECHNIC IN MAINTAINING PREGNANCY WITH PLACENTA PRAEVIA].
D000026:Abortion, Habitual; D000028:Abortion, Induced; D000022:Abortion, Spontaneous; D023802:Cerclage, Cervical; D002584:Cervix Uteri; D005260:Female; D006801:Humans; D010923:Placenta Previa; D011247:Pregnancy; D011255:Pregnancy Maintenance; D013514:Surgical Procedures, Operative
ABORTION, HABITUAL; CERVIX UTERI; PLACENTA PRAEVIA; PREGNANCY; SURGERY, OPERATIVE