1 Department of Gastroenterology, Wushan County People's Hospital of Chongqing, No.168, Guangdongxi Road, Wushan County, Chongqing, 404700, China. Electronic address: [email protected].
2 The First Ward of Internal Medicine, Public Health Clinical Center of Chengdu, 377 Jingming Road, Jinjiang District, Chengdu, Sichuan, 610061, China. Electronic address: [email protected].
3 The First Ward of Internal Medicine, Public Health Clinical Center of Chengdu, 377 Jingming Road, Jinjiang District, Chengdu, Sichuan, 610061, China. Electronic address: [email protected].
4 The First Ward of Internal Medicine, Public Health Clinical Center of Chengdu, 377 Jingming Road, Jinjiang District, Chengdu, Sichuan, 610061, China. Electronic address: [email protected].