Chen, Dong-Dong http://orcid.org/0000-0002-4970-5875
Huang, Jie-Feng
Huang, Song-Ping
Chen, Xiao-Fang
Article History
Received: 29 March 2018
Revised: 9 June 2019
Accepted: 19 August 2019
First Online: 31 August 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.