Telephone-based physical activity counseling for major depression in people with multiple sclerosis
Journal of Consulting and Clinical Psychology (2013) - Comment
pubmed: 23379265  doi: 10.1037/a0031242  issn: 1939-2117  issn: 0022-006x 

Charles H. Bombardier, Dawn M. Ehde, Laura E. Gibbons, Roini Wadhwani, Mark D. Sullivan, Dori E. Rosenberg, George H. Kraft