Funding for this research was provided by:
Chinese University of Hong Kong (6901031 and 7101215)
Received: 23 December 2019
Accepted: 30 July 2020
First Online: 5 August 2020
Ethics approval and consent to participate
: The study was approved by The Joint Chinese University of Hong Kong – New Territories East Cluster Clinical Research Ethics Committee (reference number CREC-2015.250). All study procedures were in compliance with the Declaration of Helsinki. Written informed consent was obtained from all individual participants included in the study.
: Not applicable.
: Dr. CC Szeto receives research grant and consultancy from Baxter Healthcare. The authors declare no other conflict of interest.