Funding for this research was provided by:
Health Promotion Administration, Ministry of Health and Welfare (MOHW103-HPA-H-114-112104, MOHW104-HPA-H-114-122105)
Text and Data Mining valid from 2018-08-24
Received: 4 January 2018
Accepted: 15 August 2018
First Online: 24 August 2018
Ethics approval and consent to participate
: The Ethics Committee of Taipei Medical University approved the study protocol (approval number TMU201402043). Informed written and oral consent was obtained from all participants prior to participation in the study.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.