OBSTETRIC DIFFICULTIES IN THE FIRST AND SECOND STAGES OF LABOR.
D002585:Cesarean Section; D005113:Extraction, Obstetrical; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D007744:Obstetric Labor Complications; D009772:Obstetrical Forceps; D011247:Pregnancy
CESAREAN SECTION; EXTRACTION, OBSTETRICAL; LABOR COMPLICATIONS; OBSTETRICAL FORCEPS; PREGNANCY