Affiliations

• ¹ The Affiliated Quanzhou First Hospital of Fujian Medical University, Quanzhou, China.
• ² The First College of Clinical Medical Science, China Three Gorges University, Yichang, China; Institute of Digestive Disease, China Three Gorges University, Yichang, China; Department of Gastroenterology, Yichang Central People's Hospital, Yichang, China. Electronic address: liuwei@ctgu.edu.cn.
• ³ The Affiliated Quanzhou First Hospital of Fujian Medical University, Quanzhou, China. Electronic address: yxlswxf1201@163.com.