Funding for this research was provided by:
National Basic Research Program of China (973 Program) (2015CB755400)
Sichuan Province Science and Technology Support Program (2009SC0066)
Text and Data Mining valid from 2019-12-01
Received: 19 August 2019
Accepted: 22 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: Informed consent was obtained from all participants, and clinical data, urine, and serum samples were collected and analyzed only for research. The study was approved by the Medical Ethics Committee (Institutional Review Board) of Mianyang Central Hospital.
: Not applicable.
: The authors declare that they have no competing interests.