

@article {8296,
	title = {Epidemiology of peptic ulcer disease: endoscopic results of the systematic investigation of gastrointestinal disease in China},
	journal = {The American Journal of Gastroenterology},
	volume = {105},
	year = {2010},
	pages = {2570{\textendash}2577},
	author = {Li, Zhaoshen and Zou, Duowu and Ma, Xiuqiang and Chen, Jie and Shi, Xingang and Gong, Yanfang and Man, Xiaohua and Gao, Li and Zhao, Yanfang and Wang, Rui and others}
}
