Document is current
Any future updates will be listed below
-
Authors
Yi, Ying https://orcid.org/0000-0003-1692-6118
Huang, Ruining https://orcid.org/0000-0001-5006-457X
Li, Changping https://orcid.org/0000-0003-3527-3458
- License Information
-
More Information
Article History
Received: 20 August 2018
Accepted: 29 October 2018
First Online: 9 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest and no funding to report for this submission.
