Funding for this research was provided by:
General Research Fund, Research Grants Council, University Grants Committee, Hong Kong (12641016)
Received: 5 July 2019
Accepted: 11 September 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: This study obtained ethical approval from the Committee on the Use of Human and Animal Subjects in Teaching and Research of Hong Kong Baptist University (no. HASC/15–16/0047). Written consent and permission to audio-record the interviews were obtained from all participants.
: Written consent for publication of data was obtained from all participants. Each participant was assigned a code and a pseudonym in the data for confidentiality purposes.
: The authors declare that they have no competing interests.