Funding for this research was provided by:
Research Grants Council, University Grants Committee (15101415)
Text and Data Mining valid from 2019-08-29
Received: 16 August 2018
Accepted: 19 August 2019
First Online: 29 August 2019
: The corneal indentation device is patented by The Hong Kong University of Science and Technology. The authors declare no other competing financial and non-financial interests in the study.