000 00578nam a22000977a 4500
008 250124m19741981us ||||| |||| 00| 0 eng d
245 _aThe Walnut Creek Contraceptive Drug Study :
_bA prospective study of the side effects of oral contraceptives. Vol. I. Findings in oral contraceptive users and nonusers at entry intro the study /
_cCenter for Population Research Monograph ; Edited by Savitri Ramcharan.
264 _aWashington :
_bU.S. Government Printing Office,
_c1974-1981.
653 _aმედიცინა
653 _aჯანმრთელობის დაცვა
999 _c797902
_d797900