Funding for this research was provided by:
National Natural Science Foundation of China (31760266)
Master’s Science Research Startup Funding of Zunyi Medical University (F-923)
Doctoral Science Research Startup Funding of the Affiliated Hospital of Zunyi Medical University (2007-01)
Text and Data Mining valid from 2019-06-10
Received: 12 October 2018
Accepted: 29 May 2019
First Online: 10 June 2019
Ethics approval and consent to participate
: The study is approved by The Ethical Committee of The Affiliated Hospital of Zunyi Medical College [2016 (19)], which belongs to the China Association for Ethical Studies. And the Informed Consent (written) was obtained from all patients included in this study.
: Not applicable.
: Drs. Qian Du, Lan-Qiong Lei, Guang-Ru Cao, Wei-Jun Kong, Jun Ao, Xin Wang, An-Su Wang, and Wen-Bo Liao declare no competing interests in this study.