Ho Sang Ryu

An increase in cancer stem cell population after primary systemic therapy is a poor prognostic factor in breast cancer

Heeji Lee, Jung Hoon Kim, Yoon Jung Kim et al. · British Journal of Cancer · 2011 · 198 citations · Full text

Prevalence of endoscopic reflux esophagitis among Koreans

Seong J Lee, Chi Song, Yoon Tae Jeen et al. · Journal of Gastroenterology and Hepatology · 2001 · 78 citations

How good is cola for dissolution of gastric phytobezoars?

Beom Jae Lee, Jong-Jae Park, Hoon Jai Chun et al. · World Journal of Gastroenterology · 2009 · 75 citations · Full text

Effect of Bowel Preparation with Polyethylene Glycol on Quality of Capsule Endoscopy

Sung Chul Park, Bora Keum, Yeon Seok Seo et al. · Digestive Diseases and Sciences · 2010 · 64 citations

Bowel Preparation, Gastroenterology, Capsule Endoscopy +7

Healthy range for serum ALT and the clinical significance of “unhealthy” normal ALT levels in the Korean population

Hyun Seok Kang, Soon Ho Um, Yeon Seok Seo et al. · Journal of Gastroenterology and Hepatology · 2010 · 61 citations · Full text