000			00461nam a22001577a 4500
008			140702b xxu||||| |||| 00| 0 eng d
020			_a094081305-x
080			_a618.1
100			_aBreckwoldt, M
245			_aGestodene a new direction in oral contraception _cM. Breckwoldt , B. Dusterberg
250			_as. ed.
260			_aNew York _bThe parthenon publishing group _c1988
300			_a93p. _b _c _e _f _g
650			_aMedicina humana
942			_2udc _cBK
999			_c29465 _d29465