If the inline PDF is not rendering correctly, you can download the PDF file here.
Bailey is with RBES Ltd., Birmingham, United Kingdom. Hill-man is with the Dept of Kinesiology and Community Health, Psychology, and Internal Medicine, University of Illinois at Urbana-Champaign. Arent is with the Human Performance Laboratory, Dept of Exercise Science and Sport Studies, Rutgers University, Newark, NJ. Petitpas is the Director of the Center for Youth Development and Research, Dept of Psychology, Springfield College, Springfield, MA.