Evarts A.Graham Travelling Fellow of AATS (1976)
Editor in Chief, Asian Cardiovascular and Thoracic Annals
Yonsei University College of Medicine(M.D. 1964) and Graduate school(D.Msc 1976)
Yonsei University Severance Hospital General Surgery Resident(1976-1971)
Thoracic & Cardiovas. Surgery Resident(1973) Severance Hospital
Director, Yonsei cardiovascular Center and Research Istitute(1991.3-1999.7)
Director, Severance Hospital Yonsei University College Medicine(1999.8-2003.2)
President, The Korean Society fro Thoracic and Cardiovascular Surgery(1996-1997)
President, The Korean Society for Biomaterials(2001-2002)
President, The Korea Heart Foundation, 2010-
Viability of cells in cryopreserved canine cardiovascular organhistologic and radiologic changes of pulmonary arteries with pul. hypertension( in Congenital CardiaSurgery in Congental Cardiac Defect and lontgerm follow-up
