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022 _a0029-7828
022 _a1533-9866
040 _aDNLM
041 0 9 _aeng
060 _a
_b
_2
210 1 0 _aObstet Gynecol Surv
_2DNLM
_8g
245 0 0 _aObstetrical & gynecological survey.
246 3 _aObstetrical and gynecological survey
260 _aBaltimore, MD :
_bWilliams and Wilkins
300 _av.
_billus.
650 2 _aGynecology
650 2 _aObstetrics
910 _aOCM
942 _2ddc
_cCR
998 _b20061129
998 _b20100716
999 _c1150
_d1150