Epidemiology of peptic ulcer disease: endoscopic results of the systematic investigation of gastrointestinal disease in China.
Li Z, Zou D, Ma X, Chen J, Shi X, Gong Y, Man X, Gao L, Zhao Y, Wang R, Yan X, Dent J, Sung JJ, Wernersson B, Johansson S, Liu W, He J.
Li Z, et al. Among authors: gong y.
Am J Gastroenterol. 2010 Dec;105(12):2570-7. doi: 10.1038/ajg.2010.324. Epub 2010 Aug 24.
Am J Gastroenterol. 2010.
PMID: 20736940