Funding for this research was provided by:
Health Promotion Administration, Ministry of Health and Welfare (E1030909-105)
Yuan’s General Hospital (TMU106YGH-TMU-07)
Received: 11 July 2019
Accepted: 27 January 2020
First Online: 14 February 2020
Ethics approval and consent to participate
: This study was approved by the Taipei Medical University-Joint Institution Review Board (TMU-JIRB N201612015).
: Not applicable.
: The authors declare that they have no competing interests.