AUTHOR CONTRIBUTIONS
Dongming Hua and Yuanda Xu contributed to the conception and design. Dongming Hua, Yuanda Xu, Zhenjie Jiang, Qiuxue Deng, Qingwen Sun and Weiqun He contributed to the provision of study materials or patients. Baozhu Zhang, Haiping Qin, Yingzhi Wang, Jing Zhou and Zhimin Lin contributed to the Collection and assembly of data. Zhe Zhang, Baozhu Zhang and Haiping Qin contributed to the data analysis and interpretation. All authors revised and approved the final version and agree with all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.