Yu, J. Y.
Zhang, D.
Huang, X. L.
Ma, J.
Yang, C.
Li, X. J.
Xiong, H.
Zhou, B.
Liao, R. K.
Tang, Z. Y.
Funding for this research was provided by:
the medical research Key Program of the conbination of Chongqing National health commission and Chongqing science and technology bureau, China (2019ZDXM010)
the Basic and Frontier Research Project of Chongqing, China (cstc2016jcyjA0294)
the Medical Research Key Program of the National Health and Family Planning Commission of Chongqing, China (20141016, 2016ZDXM026)
the Scientific and Technological Innovation Key Program of Chongqing General Hospital, China (2016ZDXM03)
Article History
Received: 17 December 2019
Accepted: 18 February 2020
First Online: 26 February 2020
Compliance with Ethical Standards
:
: All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments.
: Informed consent was obtained from all individual participants included in the study.