Professor Career
- Sungkyunkwan University
- Catholic kwandong University
- Dankook University
- CHA University
Medical Experience
- Director of General Surgery, Cheil General Hospital
- Director of Medical Department and Medical Planning, Cheil General Hospital
- Director of General Surgery, CHA Ilsan Medical Center, CHA University
- Breast Center, CHA Ilsan Medical Center, CHA University
Society, Research, Training, Awards
- Vice president, Korean Breast Cancer Society
- Head, Directing board, Breast disease department, Korean Surgical Society
- Research Fellow in Surgery, Harvard Medical School and Beth Israel Deaconess Medical Center, Boston, MA, U.S.A
- Co-author, 4th edition, The breast, Korean Surgical Society