Funding for this research was provided by:
Southern Taiwan Science Park Bureau, Ministry of Science and Technology (CZ-01-01-05-105)
Ministry of Science and Technology (108-2314-B-037-018)
Article History
Received: 4 June 2019
Accepted: 20 September 2019
First Online: 17 October 2019
Ethics approval and consent to participate
: This study has been approved by the Human Research Ethics Committee of the Kaohsiung Medical University Hospital (IRB code: KMUH-IRB-2013-08-02(1)). Informed assent/consent was obtained for five dentists prior to any research activities. All consent procedures used were previously approved by the Institution’s Research Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.