H. Yoo

Significance of Non-erosive Minimal Esophageal Lesions in Gastro-esophageal Reflux Disorder

J. Ryu, S. Hong, K. Ko, 2004, The Korean journal of internal medicine.

Quality of life in Korean patients with inflammatory bowel diseases: ulcerative colitis, Crohn's disease and intestinal Behçet's disease

W. H. Kim, I. Park, H. Yoo, 1999, International Journal of Colorectal Disease.

The changing patterns of liver abscess during the past 20 years--a study of 482 cases.

W. H. Kim, J. K. Kang, I. Park, 1993, Yonsei medical journal.

Incidence and prevalence of ulcerative colitis in the Songpa‐Kangdong District, Seoul, Korea, 1986–1997

D. Chang, W. Hong, P. Rhee, 2000 .

Incidence and prevalence of ulcerative colitis in the Songpa-Kangdong District, Seoul, Korea, 1986-1997.

D. Chang, W. Hong, I. Song, 2000, Journal of gastroenterology and hepatology.

Clinical Features of Intestinal Behoet's Disease and Therapeutic Effects of Sulfasalazine

J. Kang, D. Bang, I. Park, 1997 .