About the Authors

Qiaoyan Gu

Affiliations Department of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi’an, China, Department of Gastroenterology, The Affiliated Hospital of Yan’an University, Yan’an, China

Jun Zhang

zhangjun_2016@sina.com

Affiliation Department of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi’an, China

Haifeng Hu

Affiliation Department of Gastroenterology, The Affiliated Hospital of Yan’an University, Yan’an, China

Yu-e Tan

Affiliation Department of Gastroenterology, The Affiliated Hospital of Yan’an University, Yan’an, China

Shengmei Shi

Affiliation Department of Gastroenterology, The Affiliated Hospital of Yan’an University, Yan’an, China

Yuanyuan Nian

Affiliation Department of Gastroenterology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi’an, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: QYG JZ. Performed the experiments: QYG HFH. Analyzed the data: QYG JZ HFH. Contributed reagents/materials/analysis tools: YET SMS YYN. Wrote the paper: QYG JZ.