Luo, Weiliang http://orcid.org/0000-0001-8053-8596
Li, Jiming
Li, Zhuqin
Luo, Xuanwen
Chen, Minrui
Cai, Chunsheng
Article History
Received: 15 September 2020
Accepted: 23 November 2020
First Online: 7 January 2021
Compliance with ethical standards
:
: The study was approved by the Ethics Committee of Huizhou City Central Municipal Hospital 【KYLL2020120】. 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. Data were handled in a manner that did not reveal the identity of any patients or control subjects, so the form of consent (written/oral) for individual was not required.
: The authors declare that they have no competing interests.
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