Funding for this research was provided by:
Soochow University (KJS1739)
JiangSu University of Science and Technology (null)
Clinical Medicine Science and Technology Development Foundation of Jiangsu University (JLY20180026)
Article History
Received: 4 April 2019
Accepted: 3 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: None of the authors has any competing interests.