by 이채영(Chai Young Lee), 이재혁(Jae Hyeok Lee), 김재선(Jae Sun Kim), 조성호(Sung Ho Jo)
Published in Annals of surgical treatment and research (01.05.2006)

by 최윤백(Young-Baik Choi), 이채영(Chai-Young Lee)
Published in Annals of surgical treatment and research (2001)

by 이채영(Chai Young Lee), 이영주(Young Joo Lee), 황신(Shin Whang), 박광민(Kwang Min Park), 최동락(Dong Rak Choi), 김기훈(Ki Hun Kim), 이승규(Sung Gyu Lee)
Published in Annals of surgical treatment and research (2000)