Dai, Weiqian
Liu, Chang
Liu, Jiahe
Lin, Yaduan
Cheng, Yu
Ming, Wai-kit http://orcid.org/0000-0002-8846-7515
Article History
Received: 22 August 2019
Accepted: 26 June 2020
First Online: 7 July 2020
Ethics approval and consent to participate
: This study was exempt from Institutional Review Board (IRB) review. This exemption complied with the policy of the First Affiliated Hospital of Jinan University IRB (Ethical Approval notice of the First Affiliated Hospital of Jinan University- section 7, item 2: interviews/surveys/observational study of public behaviors can be exempted from IRB review). All participants were informed about the objective, scope, and research design of the study and about its research uses, and they agreed to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.