TY  - BOOK
AU  - Steffens, Rebecca
TI  - Guideline for effective web-based interventions in selective drug prevention [PDF]
PY  - 2016///
CY  - Münster
PB  -  Landschaftsverband Westfalen-Lippe
KW  - drugs
KW  - alcohol
KW  - preventie
KW  - richtlijnen
KW  - internet
UR  - http://www.google.com/search?q=Guideline-for-effective-web-based-interventions-in-selective-drug-prevention
ER  -