Wang, Ming-Gui
Luo, Lan
Zhang, Yunxia
Liu, Xiangming
Liu, Lin
He, Jian-Qing
Funding for this research was provided by:
National Natural Science Foundation of China (81870015 and 81370121)
National Scientific and Technological Major Project of China (2018ZX10715003)
Sichuan Province Science and Technology Support Program (2014SZ0220)
Article History
Received: 26 March 2019
Accepted: 18 October 2019
First Online: 6 November 2019
Ethics approval and consent to participate
: Ethics approval for this study was waived (West China Hospital of Sichuan University) as it involved analysis only of previously collected de-identified data received by the authors from individual study sites.
: Not applicable.
: The authors declare that they have no competing interests.