Funding for this research was provided by:
National Health and Medical Research Council (APP1142395)
Received: 22 November 2019
Accepted: 15 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: The research was approved by the Human Research Ethics Sub-Committee at the University of Melbourne (HREC No. 1750853.1) and the Ethics Committee at the Shanghai Mental Health Centre (No. 2018–62). Participants were given a detailed plain language statement prior to participation and all of them provided online informed consent for participation.
: This manuscript does not contain data relating to any particular individual participants. The plain language statement confirmed to participants that only aggregate data would be presented in publications.
: The authors declare that they have no competing interests.