Comparative study of delivery by vacuum extractor and forceps.
D000328:Adult; D000773:Anesthesia, Obstetrical; D001724:Birth Weight; D005113:Extraction, Obstetrical / Q000009:adverse effects; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000209:etiology; D008297:Male; D007744:Obstetric Labor Complications / Q000601:surgery; D009772:Obstetrical Forceps; D011247:Pregnancy; D011644:Puerperal Disorders / Q000209:etiology