Zhao, Yinan
Liao, Lulu
Feng, Hui
Chen, Huijing
Ning, Hongting
Article History
Received: 20 February 2021
Accepted: 16 September 2021
First Online: 7 October 2021
Change Date: 3 January 2022
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12877-021-02658-0
Declarations
:
: Ethical approval was given by the medical ethics committee of Chinese Clinical Trial Registry (No. ChiCTR-IOC-17013109, ExternalRef removed) and the registration date is October 2017. All methods were carried out in accordance with relevant guidelines and regulations. All of the participants were informed before the interviews that the data would be treated confidentially and in accordance with research ethics. Additionally, all of the participants were given detailed information about the goals, purpose and reasons for the research. The participants signed an informed consent and were given the option of withdrawing from the research at any time without any reason or consequence. However, no participants refused or dropped out from the research during the interviews.
: Not applicable.
: No conflict of competing interest has been declared by the authors.