Chau, Wai-Wang http://orcid.org/0000-0002-6973-1915
Hung, Alec Lik-Hang http://orcid.org/0000-0001-5684-3726
Article History
Received: 25 February 2020
Accepted: 8 August 2020
First Online: 1 January 2021
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human or animal subjects performed by the any of the authors.
: The authors certify that they have obtained all appropriate patient consent forms. In the form the patient(s) has/have given his/her/their consent for his/her/their images and other clinical information to be reported in the journal. The patients understand that their names and initials will not be published and due efforts will be made to conceal their identity, but anonymity cannot be guaranteed.