Akisawa N, Maeda T, Tsuda K, Nishimori I, Morita M, Iwasaki S, Tomita A, Saibara T, Onishi S, Kiyoku Y, Enzan H
First Department of Internal Medicine, Kochi Medical School, Nankoku, Japan.
Dig Dis Sci. 1998 Sep;43(9):2138-42. doi: 10.1023/a:1018831903371.