Adherence and delivery: implementation quality and program outcomes for the seventh-grade keepin' it REAL program
Prevention Science (2015) - Comment
pubmed: 24442403  doi: 10.1007/s11121-014-0459-1  issn: 1389-4986  issn: 1573-6695 

Jonathan Pettigrew, John W. Graham, Michelle Miller-Day, Michael L. Hecht, Janice L. Krieger, Young Ju Shin