Xiang, Xiao-Na http://orcid.org/0000-0001-8659-1080
Ding, Ming-Fu
Zong, Hui-Yan
Liu, Yan
Cheng, Hong
He, Cheng-Qi
He, Hong-Chen
Funding for this research was provided by:
Ministry of Science and Technology of the People's Republic of China (2017YFB1302305)
Article History
Received: 7 January 2020
Revised: 14 January 2020
Accepted: 15 January 2020
First Online: 7 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study received approval from the Ethics Committee of West China Hospital of Sichuan University and was registered at the Chinese Clinical Trial Registry with the following identifier: ChiCTR1900021037. All the necessary approvals were obtained at the three centres.