000 00280nam a2200121Ia 4500
100 _aWHO
020 _a92-4-120942-9
942 _cBK
245 _aWho expert committee on drug dependence (thirty-fourth report)
260 _aWHO, (s.l.)
_c2006
082 _aWHO
300 _avi,24p
999 _c38348
_d38348