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Authors
Lu, Guojie
Zhang, Yaosen https://orcid.org/0000-0003-2925-9879
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Article History
Received: 3 January 2019
Accepted: 21 May 2019
First Online: 28 May 2019
Ethics approval and consent to participate
: This research was approved by Guangzhou Panyu District Central Hospital Institutional Review Board, and was conducted in accordance with the principles of the Declaration of Helsinki (Number: ZZ-BX-2017-344--2017.1.25).
: Not applicable.
: The authors declare that they have no competing interests.
