Wang, Yong
Ren, Fu-de
Cao, Duan-lin
Article History
Received: 20 June 2019
Accepted: 24 September 2019
First Online: 28 October 2019
Compliance with ethical standards
:
: We allow the journal to review all the data, and we confirm the validity of results. There is none of the financial relationships. This work was not published previously and it is not submitted to more than one journal. It is also not split up into several parts to submit. No data have been fabricated or manipulated.