00413nam a2200133Ia 4500008004100000040001100041245006800052260000900120300001600129300001000145942000900155999001700164952009800181251112s9999||||xx |||||||||||||| ||und||  aCNCLSA 4aThe Journal of Obstetrics and Gynaecology of the British Empire  c1960  aP. 529-1081  bV. 67  cJRBV  c13078d13078  001040916431aCNCLSAbCNCLSAd2025-11-12l0r2025-11-12 00:00:00tNo. 4-6yJRBVw2025-11-12