Funding for this research was provided by:
Shanghai Public Health Key Discipline Plan (15GWZK1001)
Health Education and Health Communication (GWV-10.1-XK14)
Received: 10 September 2020
Accepted: 12 January 2021
First Online: 8 February 2021
Ethics approval and consent to participate
: 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. The study was approved by the Institutional Review Board of the School of Public Health, Fudan University. Ethical approval to conduct this study was granted on 23 April 2013 by the Medical Research Ethics Committee of the School of Public Health, Fudan University (protocol number RB #2013‐04‐0450). Written informed consent was obtained from the survivors before the investigation. Besides, written informed consent for participation in the study was obtained from their parents or legal guardians if the participants were children (under 16 years old).
: After the focus group interviews, all survivors gave consent to the publication of collected data and personal information. All authors consented to this publication.
: The authors declare that they have no conflict of interest.