Fujino, Haruo http://orcid.org/0000-0002-8889-1199
Funding for this research was provided by:
Mental Health Okamoto Memorial Foundation (Ken-45)
Article History
Received: 4 July 2019
Accepted: 10 August 2019
First Online: 20 August 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the ethical standards set forth in the 1964 Declaration of Helsinki and its later amendments and was approved by the Oita University Faculty of Education Research Ethics Committee (28-009). All of the participants were explained the purpose and methods of the study, and assured about the protection of their privacy. They were administered the questionnaires after agreeing to participate by completing a written consent form.
: Not applicable.
: The author declares that he has no competing interests.