00301nam a2200109Ia 4500008004100000040001100041100002500052245004100077260004800118300001500166300001000181251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aNicholson J. Eastman 0aObstetrical and Gynecological Survey  c1959bThe Williams & Wilkins CompanyaU.S.A  aP. 409-927  bV. 14