Funding for this research was provided by:
National Natural Science Foundation of China (81801788, 81871445)
Qinghai Basic Research Plan Project (2018-ZJ-954Q)
Text and Data Mining valid from 2019-06-13
Received: 23 January 2019
Accepted: 5 June 2019
First Online: 13 June 2019
Ethics approval and consent to participate
: All procedures involving human subjects were approved by the Ethics Committee of the Affiliated Hospital of Qinghai University in Xining, Qinghai, China. Written informed consent was obtained from all participants involved in this study. All institutional and national guidelines for the care and use of biological samples were followed. The data acquired were in accordance with appropriate ethical requirements.
: Not applicable.
: The authors declare that they have no competing interests.