Evaluation of 1,000 deliveries by members of a private clinic during 1965-1966. Demonstrating the use of a simple record-keeping system.
D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D008499:Medical Records; D009774:Obstetrics; D011247:Pregnancy; D011676:Punched-Card Systems; D014798:Vital Statistics