Funding for this research was provided by:
Hospital Authority (nil)
Text and Data Mining valid from 2020-01-09
Received: 7 July 2019
Accepted: 7 December 2019
First Online: 9 January 2020
Ethics approval and consent to participate
: This study protocol has been approved by Hong Kong Baptist University Ethics Committee on the Use of Human Subjects for Teaching and Research (approval number HASC/17–18/C05) and Hospital Authority Kowloon West Custer Research Ethics Committee (approval number KW/FR-18-041(121–01)). Consent is obtained from every participant.
: Written informed consent was obtained from the patient(s) for publication of this manuscript and accompanying images.
: The authors declare that they have no competing interests.