Funding for this research was provided by:
Kaohsiung Medical University (KMUH106-M616)
Article History
Received: 18 April 2019
Accepted: 20 December 2019
First Online: 30 December 2019
Ethics approval and consent to participate
: The research was approved by an IRB from Kaohsiung Medical University Hospital (KMUHIRB-EXEMPT-20170011), which also permitted waving of the need for consent.
: Not applicable.
: The authors declare that they have no competing interests.