Using a cross-study design to assess the efficacy of motivational enhancement therapy-cognitive behavioral therapy 5 (MET/CBT5) in treating adolescents with cannabis-related disorders. - Ramchand R; Griffin BA; Suttorp M; Harris KM; Morral A; Ramchand, Rajeev; Griffin, Beth Ann; Suttorp, Marika; Harris, Katherine M; Morral, Andrew (Journal of Studies on Alcohol & Drugs, 2011)