000 00294nam a2200121Ia 4500
100 _aWorld Health Organization
020 _a92 4 254060 5
942 _cBK
245 _aQuality control of drugs
260 _aWorld Health Organization, Geneva
_c1977
082 _a615.191 W.H.O.
300 _a32p
999 _c17683
_d17683