Wu, Yu
Wang, Ying
Hu, Jiazhen
Dang, Yan
Zhang, Yuanyuan
Qi, Xiumei
Tian, Qingxiu
Wang, Aihua http://orcid.org/0000-0001-9144-2805
Li, Yunfeng
Funding for this research was provided by:
Weifang Science and Technology Committee (2018YX029)
Department of Education, Shandong Province (J17RA137)
Shandong Provincial Federation of Social Sciences (2020-NDGL-34)
Article History
Received: 26 September 2020
Accepted: 22 February 2021
First Online: 4 March 2021
Declarations
:
: This study obtained the approval from the Medical Ethics Committee of Weifang Medical University (2019SL060) and the consent from the ethnic committee of two IRBs of hospitals. Two IRBs are the Shandong Qianfoshan Hospital IRB and Affiliated Hospital of Weifang Medical University IRB. Written informed consents in the top of questionnaires were obtained from the all participants and their personal information was kept strictly confidential.
: Not applicable.
: The authors declare that they have no competing interests.