%0 Journal Article %T Hyo-Kyu Kim (1917¨C1999): The One Who Constructed Gangnam Severance Hospital and Reformed Yonsei University Health System %A Byung Soo Kim %J Archive of "Yonsei Medical Journal". %D 2019 %R 10.3349/ymj.2019.60.9.811 %X It has been almost half a century since I started working for Yonsei University Health System. I have come to write this to testify the great roles that our teachers played to ensure that Yonsei University Health System could achieve the advancements that it is enjoying today %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6704016/