000 00289nam a22001097a 4500
008 160512b xxu||||| |||| 00| 0 eng d
020 _a083859638
041 _aeng
080 _a61
245 _aWilliams obstetics:
_cGary Cunningham MD;Paul C.Macdonald MD.Norman F.Gant MD;
942 _2udc
_cBK
999 _c2073
_d2073