Liu, Ying Zhi
Chu, Raymond
Lee, Anna http://orcid.org/0000-0003-2864-0045
Gomersall, Charles David http://orcid.org/0000-0002-8494-8063
Zhang, Lin http://orcid.org/0000-0003-1634-3780
Gin, Tony http://orcid.org/0000-0001-7283-6761
Chan, Matthew T. V. http://orcid.org/0000-0002-3574-7855
Wu, William K. K. http://orcid.org/0000-0002-5662-5240
Ling, Lowell http://orcid.org/0000-0001-6639-7344
Article History
Received: 27 May 2020
Accepted: 6 August 2020
First Online: 7 September 2020
Ethics approval and consent to participate
: This study was approved by The Joint Chinese University of Hong Kong – New Territories East Cluster Clinical Research Ethics Committee (2019.214) with waiver of informed consent because this was a retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.