by Myung Se Kim(김명세) , Cheol Hoon Kang(강철훈) , Sung Kyu Kim(김성규) , Sun Kyo Song(송선교) , Koing Bo Kwan(권굉보) ,Heung Dae Kim(김홍대)
Published in Radiation oncology journal (30.06.1991)

by Sung Kyu Kim(김성규), Jung Eek Son(손정익)
Published in Weon'ye gwahag gi'sulji (2005)

by Sung Bong Oh(오성봉), Hyun Jun Park(박현준), Yong Kyo Jung(정용교), Nguyen Huy Tai(뉴엔타이), Sung Kyu Kim(김성규), Jung Eek Son(손정익)
Published in Weon'ye gwahag gi'sulji (2007)

by Sungbong Oh(오성봉), Jung Eek Son(손정익), Sung Kyu Kim(김성규), Yin Ji Lu(노은희)
Published in Weon'ye gwahag gi'sulji (2005)