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Academic Pediatrics > 2016 > 16 > 3 > 282-289
Polskie Forum Psychologiczne > 2015 > 20 > 1 > 78-100
The Journal of Primary Prevention > 2012 > 33 > 5-6 > 259-269
International Journal of Drug Policy > 2004 > 15 > 5-6 > 427-434