Funding for this research was provided by:
Hyogo Prefecture Health Promotion Association
Received: 21 March 2019
Accepted: 11 June 2019
First Online: 3 July 2019
Ethics approval and consent to participate
: This study was prospectively conducted in accordance with the Declaration of Helsinki, and the study protocols were approved by the appropriate Institutional Review Committee (no. 27-7). Informed consent was obtained from all patients included in the study.
: Not applicable
: The authors declare that they have no competing interests.