Gaines, J., Mrug, S., Su, W., & Windle. Michael. School-level substance use: Effects on early adolescents' alcohol, tobacco, and marijuana use.

Gaines, Joanna., Sylvie Mrug, Wei Su, و Windle. Michael. School-level Substance Use: Effects On Early Adolescents' Alcohol, Tobacco, and Marijuana Use.

Gaines, Joanna., Sylvie Mrug, Wei Su, و Windle. Michael. School-level Substance Use: Effects On Early Adolescents' Alcohol, Tobacco, and Marijuana Use.