Authors: Ichikawa, S Okamura, S Tujigami, K Kusaka, Y Tadatsu, M Okita, Y Tsutsui, A Muguruma, N Okahisa, T Shibata, H Shimizu, I Ito, S Umino, K

Citation: S. Ichikawa et al., Quantitative analysis of red color sign in the endoscopic evaluation of esophageal varices, ENDOSCOPY, 33(9), 2001, pp. 747-753