Funding for this research was provided by:
Zhejiang Key Research and Development Program of China (2015C03050)
Zhejiang Key Research and Development Program of China (2015C03039)
National Major Science and Technology Projects of China (20132015A01)
Zhejiang Provincial Program for the Cultivation of High-Level Innovative Health Talents (2019KY057)
Received: 14 November 2019
Accepted: 7 January 2020
First Online: 3 February 2020
Ethics approval and consent to participate
: The study was approved by the Science Ethics Committee of Hangzhou Normal University (2017LL107). Written informed consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.