Yu, Hong
Zheng, Jian-Qiao
Hua, Yu-Si
Ren, Shuo-Fang
Yu, Hai
Funding for this research was provided by:
Young Scholar Research Grant of Chinese Anesthesiologist Association (312180142)
Article History
Received: 31 March 2019
Accepted: 23 September 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The study protocol has been approved by the ethics committee of West China Hospital of Sichuan University (the first version of this protocol was approved on 16 January 2019, reference 2018[562]). We will obtain written informed consent from each patient before they are randomized. Participants may withdraw from the trial at any time for any reason.
: Not applicable.
: The authors declare that they have no competing interests.