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Authors
Wan, Eric Yuk Fai https://orcid.org/0000-0002-6275-1147
Choi, Edmond Pui Hang
Yu, Esther Yee Tak
Chin, Weng Yee
Fung, Colman Siu Cheung
Chan, Anca Ka Chun
Lam, Cindy Lo Kuen
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Funding
Funding for this research was provided by:
Food and Health Bureau (EPC-HKU-2)
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Article History
Accepted: 5 June 2018
First Online: 13 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethics approval of this study was granted by the Institutional Review Board of the University of Hong Kong/Hospital Authority Hong Kong West (UW 10-369), Hong Kong East (HKEC-2010-093), Kowloon East and Kowloon Central (KC/KE-10-0210/ER-3), Kowloon West (KW/EX/10-317 (34-04)), New Territories East (CRE-2010.543), and New Territories West clusters (NTWC/CREC/1091/12). 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.
: Written informed consent was obtained from all individual participants included in the study.
