1. Korea Health Industry Development Institute. The study of developmental strategy for the health management service market 2009;Seoul: Korea Health Industry Development Institute.
2. Korea Health Industry Development Institute. Estimation for the market size of health management service and U-healt-hcare 2009;Seoul: Korea Health Industry Development Institute.
3. Korea Health Industry Development Institute. Symposium: successful implementation of health management service 2010;Seoul: Korea Health Industry Development Institute.
4. U.S. Preventive Services Task Force. Behavioral counseling in primary care to promote physical activity: recommendation and rationale. Ann Intern Med 2002;137:205-207.
5. Sorensen JB, Skovgaard T, Puggaard L. Exercise on prescription in general practice: a systematic review. Scand J Prim Health Care 2006;24:69-74.
6. Ehrsam R, Hoerler-Koerner U, Stoffel S, Melges T, Ainsworth B. Exercise prescription for the overweight and the obese: how to quantify and yet keep it simple. Br J Sports Med 2009;43:951-953.
7. Pinet BM, Prud'homme D, Gallant CA, Boulay P. Exercise intensity prescription in obese individuals. Obesity (Silver Spring) 2008;16:2088-2095.
8. Matzen RN, Lang RS. Clinical preventive medicine 1993;St. Louis: Mosby. 1263.