000 00290nam a2200109Ia 4500
008 220729s2001 xx 000 0 und d
041 _aeng
100 _aSperoff Leon Darney P D
245 _aA clinical guide for contraception
250 _a3
260 _aPhiladelphia
_bLippincott W&W
_c2001
999 _c132061
_d132061