Leininger, L. J., D. Harris, S. Tracz, and J. E. Marshall. “Differences in Physical Activity Participation Between University Employees With and Without a Worksite Health Promotion Program”. Californian Journal of Health Promotion, Vol. 11, no. 1, May 2013, pp. 67-75, doi:10.32398/cjhp.v11i1.1519.