000 00440nam a2200121Ia 4500
100 _aWHO
020 _a978 92 4 120958 8
942 _cBK
245 _aThe selection and use of essential medicines
_breport of the WHO expert committee,2009 (including the 16th WHO model list of essential medicines and the 2nd WHO model list of essential medicines for children)
260 _aWho, Geneva
_c2009
082 _a615.1901 WHO
300 _axii, 242
999 _c38132
_d38132