00305nam a2200109Ia 4500008004100000040001100041100002500052245004100077260005200118300001500170300001000185251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aNicholson J. Eastman 0aObstetrical and Gynecological Survey  c1960bThe Williams & Wilkins CompanyaBaltimore  aP. 449-908  bV. 15