000 00276nam a2200121Ia 4500
100 _aWorld Health Organization
020 _a92-4-120882-1
942 _cBK
245 _aThe Use of essential drugs
260 _aWHO, Geneva
_c1998
082 _a615.1 WHO/TRS
300 _avi,77p
999 _c28659
_d28659