by 김원호, Won Ho Kim, 조용석, Yong Suk Cho, 이경원, Kyong Won Lee, 이준규, Joon Kyu Lee, 유효민, Hyo Min Yoo, 이충렬, Chung Ryul Lee
Published in The Korean journal of gastroenterology (01.01.1999)

by 이경원, Kyung Won Lee, 김원호, Won Ho Kim, 박효진, Hyo Jin Park, 박인서, In Suh Park, 이용찬, Yong Chan Lee, 유효민, Hyo Min Yoo
Published in The Korean journal of gastroenterology (01.01.1999)

by 유효민, Hyo Mi n Yoo, 이용찬, Yong Chan Lee, 이상인, Sang In Lee, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in The Korean journal of gastroenterology (01.01.1999)

by 유효민, Hyo Min Yoo, 한광협, Kwang Hyub Han, 김범수, Pum Soo Ki m, 김원호, Won Ho Kim, 강진경, Jin Kyung Kang, 박인서, In Suh Park, 방동식, Dong Sik Bang
Published in The Korean journal of gastroenterology (01.01.1997)

by 라선영, 이명철, 유효민, 천선희, 김세규, 장준, 김성규, 이원영
Published in Tuberculosis and respiratory diseases (31.12.1991)

by 김현수, Hyun Soo Kim, 이용찬, Yong Chan Lee, 이홍우, Hong Woo Lee, 유효민, Hyo Min Yoo, 이천균, Chun Gyon Lee, 김준명, Joon Myung Kim, 이광재, Kwang Jae Lee, 김범수, Pum Soo Kim, 문병수, Byung Soo Moon, 박효진, Hyo Jin Park, 김도영, Do Young Kim, 이관식, Kwan Sik Lee, 김원호, Won Ho Kim, 한광협, Kwang Heup Han, 정재복, Jae Bok Chung, 전재윤, Chae Yoon Chon, 이상인, Sang In Lee, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in The Korean journal of gastroenterology (01.01.1999)

by 김원호, Won Ho Kim, 박찬일, Chan Il Park, 김태승, Tai Seung Kim, 김남규, Nam Kyu Kim, 유효민, Hyo Min Yoo, 임현이, Hyun Ee Yim, 신석균, Sug Kyun Shin, 김희성, Hee Sung Kim
Published in The Korean journal of gastroenterology (01.01.1993)

by 김중영, Joong Young Kim, 유효민, Hyo Min Ryu, 박효진, Hyo Jin Park, 김원호, Won Ho Kim, 박인서, In Suh Park, 함기백, Ki Baik Hahm, 김진홍, Jin Hong Kim, 이상인, Sang In Lee, 이경식, Kyong Sik Lee
Published in The Korean journal of medicine (01.01.1996)

by 유효민, 김원호, 임대순, 강진경, 박인서, 최흥재, Hyo Min Yoo, Won Ho Kim, Dae Soon Yim, Jin Kyung Kang, In Suh Park, Heung Jai Choi
Published in The Korean journal of gastroenterology (01.01.1992)

by 이호영, Lee Ho Yeong, 김기용, Kim Gi Yong, 유효민, Yu Hyo Min, 박찬신, Park Chan Sin, 박기호, Park Gi Ho, 김홍수, Kim Hong Su, 한대석, Han Dae Seog, 김유선, Kim Yu Seon, 박기일, Park Gi Il
Published in The Korean journal of medicine (30.06.1993)

by 문영명, 강진경, 박인서, 김원호, 유효민, 송건훈
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.06.1993)

by 유효민, Hyo Min Yoo, 정재복, Jae Bock Chung, 송시영, Si Young Song, 이종태, Jong Tae Lee, 노성훈, Sung Hoon Noh, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.10.1999)

by 유효민, Hyo Min Yoo, 김원호, Woo Ho Kim, 조용석, Yong Seok Cho, 정배기, Bai Gi Jung, 문영명, Young Myoung Moon, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.10.1999)

by 조영준, Young Jun Cho, 김원호, Won Ho Kim, 유효민, Hyo Min Yoo, 김철, Cheol Kim, 이승근, Seung Keun Lee, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (30.08.1999)

by 박수진, Soo Jin Park, 유효민, Hyo Min Yoo, 김형길, Hyung Gil Kim, 이용찬, Yong Chan Lee, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (28.02.1999)

by 정재복, 문영명, 강진경, 박인서, 최흥재, 김원호, 송시영, 최광준, 유효민
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.03.1993)

by 유효민, Hyo Min Yoo, 정재복, Jae Bock Chung, 송시영, Si Young Song, 조용석, Yong Seok Cho, 전재윤, Chae Yoon Chon, 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (30.08.1998)

by 문영명, Young Myung Moon, 강진경, Jin Kyung Kang, 박인서, In Suh Park, 정재복, Jae Bock Chung, 유효민, Hyo Min Yoo, 최광준, Kwang Joon Choi, 정준표, Si Young Song, 송시영, Jun Pyo Chung
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.03.1994)

by 송건훈, Kun Hoon Song, 유효민, Hyo Min Yoo, 김원호, Won Ho Kim, 박기호, Ki Ho Park, 강진경, Jin Kyung Kang, 박인서, In Suh Park, 최윤정, Yoon Jung Choi, 박찬일, Chan Il Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.06.1993)

by 유효민, Hyo Min Yoo, 정재복, Jae Bock Chung, 송시영, Si Young Song, 신용준, Young Jun Shin, 박상진, Sang Jin Park, 전재윤, Chae Yoon Chon, 강진경, Jin Kyung Kang, 박인서, In Suh Park
Published in Taehan Sohwagi Naesigyŏng Hakhoe chi (01.06.1993)