- 1980 Graduate YonSei Sevrance Medical College, Seoul, Korea
- 1985 Served in the army as a surgeon
- 1988~94 Medical Professor, Inje University Hospital, Seoul, Korea
- 1992 Post Graduate M.D. - YonSei Sevrance Medical Post Graduate School
- 1996 Presented a medical article at the World Ilizarov Congress, Houston, Texas
- 1999 Studied abroad at University of Wisconsin, Madison
- 2001 Studied abroad at University of Wisconsin, Madison
- 2005 Lectured at Musculo Skeletal Sono Congress - Prolotherapy of Shoulder
- 2009 July Lectured on Prolotherapy ; Basic Science and Practice in Spine
- 2009 July SamSung Medical Center, Sung Kyun Kwan University Hospital.
- 2009 October Lectured at Prolotherapy Conference in University of Wisconsin, Madison, USA
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