Funding for this research was provided by:
Ministry of Science and Technology, Taiwan (105-2628-B-400 -006 -MY3)
Received: 6 August 2019
Accepted: 22 May 2020
First Online: 26 May 2020
Ethics approval and consent to participate
: The current study was approved by institutional review boards of the National Cheng Kung University Hospital (ethic approval number: B-BR-102-070) and the National Health Research Institutes (ethic approval number: EC1030109-E). A signed informed consent was collected from every study participant who agreed to participate in the study.
: Not Applicable.
: The authors declare that they have no competing interests.