[Deliveries lasting more than 18 hours at the Women's Clinic of Helsinki University in 1955-6].
D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D011247:Pregnancy; D014495:Universities
LABOR
Yli 18 tuntia kestäneistä synnytyksistä Helsingin naistenklinikassa vuosina 1955-1956.