The Korean Society of Gastrointestinal Endoscopy

The Korean Society of Gastrointestinal Endoscopy, The Korean Medical Association Building 302-75, Icheon-1 Dong, Yongsan-Ku, Seoul, 140-030, Korea Tel. 82-2-798-1552 Fax 82-2-798-5398 E-mail gie@doctors.co.kr