000 00420nam a2200157Ia 4500
008 170101s1976 xx 000 0 und d
082 _a613.943 B82B
100 _aBRIGGS, Michael H
245 0 _aBiochemical contraception; prospects for human development
260 _bLondon
_c1976
300 _a359p
650 _aBIRTH CONTROL
653 _aBIRTH CONTROL
653 _aCONCEPTION -- PREVENTION
942 _2ddc
_cB
999 _c67973
_d67973