Funding for this research was provided by:
Xi’an Medical University Research Fund (2017GJFY04)
National Natural Science Foundation of China (81603265, 81702955)
Shaanxi Natural Science Basic Research Project (2017JQ8042, 2019JQ-068)
Article History
Received: 10 April 2019
Accepted: 4 October 2019
First Online: 10 February 2020