On forceps delivery and factors influencing its results.
D000328:Adult; D001720:Birth Injuries; D001724:Birth Weight; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007746:Labor Presentation; D008423:Maternal Age; D008428:Maternal Mortality; D008875:Middle Aged; D009017:Morbidity; D007744:Obstetric Labor Complications; D009772:Obstetrical Forceps; D011225:Pre-Eclampsia; D011247:Pregnancy; D011248:Pregnancy Complications; D014427:Twins