Text and Data Mining valid from 2019-10-10
Received: 6 January 2019
Accepted: 12 September 2019
First Online: 10 October 2019
Ethics approval and consent to participate
: Written informed consent was obtained from all of the participants. Recruitment of participants began only after the Taiwan Adventist Hospital Institutional Review Board approval (number 104-E-20). The date of approval was February 2nd, 2016.
: Not applicable.
: The authors declare that they have no competing interests.