000 00304nam a2200133Ia 4500
080 _a618.2
526 _dNTB
526 _aPG
942 _cBK
245 _aMaternal nutrition and the course of pregnancy
260 _aNational Academy of science
_bWashington DC
_c1970
300 _aix,241
546 _aE
999 _c53868
_d53868