FIVE YEARS' EXPERIENCE WITH THE VACUUM EXTRACTOR.
D001720:Birth Injuries; D005113:Extraction, Obstetrical; D005260:Female; D006801:Humans; D007226:Infant Mortality; D008428:Maternal Mortality; D007744:Obstetric Labor Complications; D011247:Pregnancy; D014618:Vacuum
BIRTH INJURY; EXTRACTION, OBSTETRICAL; INFANT MORTALITY; LABOR COMPLICATIONS; MATERNAL MORTALITY