Author contributions
Contribution: LB-H, XQ-L, and BL designed research; DP-H, Z-F, and JS-L analyzed data and wrote the paper; XL-Z, YL-T, LC-Y, YQ-C, WQ-W, DH-Z, HR-M, WL-L, LH-Y, HQ-C, BY-G, ZJ-Z, RY-L, GH-C, XQ-F, C-L, and LN-W were responsible for performing research and acquisition of data; BL and D-PH performed statistical analysis; LB-H, X-LZ, and YL-T had full access to all the study data in the study after completion of the trial and had final responsibility for the decision to submit for publication; and all authors read and approved the final manuscript.