000 00611nam a22001937a 4500
008 110829t xxu||||| |||| 00| 0 eng d
040 _cVAD
041 _aEngels
100 _aRavera, S.
245 _aPrevalence of psychoactive substances in the general population [PDF]
260 _aGroningen
_bUniversiteit van Groningen
_c2008
300 _a67 p.
650 _adrugs
650 _aepidemiologie
650 _aonderzoeksrapporten
650 _aEuropese Unie
700 _aDe Gier, J.J.
856 _uhttp://www.google.com/search?q=Prevalence-of-psychoactive-substances-in-the-general-population druid
999 _c15736
_d15736