Author contribution statement:
Qiong Zhou conceived the idea, designed and supervised the study, had
full access to all data and took responsibility for the integrity of the
data. Xuan Xiang and Zi-Hao Wang participated in the design,
implementation and drafting of the article; Hui Li, Yanling Ma and
Xiaoshan Wei participated in the collection and collation of clinical
data; Xinliang He, Long Chen and Xiaorong Wang participated in the
analysis and discussion of clinical data.