Authors’ contributions
RECRUITMENT
Study design: Zhibin ZHAO, Hengfei LUAN, Xiaobao ZHANG. Patient recruitment: Han LI, Jiachi LI. Randomization and allocation: Han LI, Conghui HAO Data acquisition and analysis: Han LI, Jiachi LI, Conghui HAO. Drafting the manuscript: Han LI, Hengfei LUAN. Revision of the manuscript: all authors. All authors read and approved the final manuscript.