Evaluating the impact of a substance use intervention program on the peer status and influence of adolescent peer leaders
Prevention Science (2012) - Comment
pubmed: 21935657  doi: 10.1007/s11121-011-0248-z  issn: 1573-6695  issn: 1389-4986 

Christopher S. Sheppard, Megan Golonka, Philip R. Costanzo