1. Mahidol University, Bangkok, ThailandAsahikawa Medical College, Asahikawa, JapanThese authors contributed equally to this article.
2. Asahikawa Medical College, Asahikawa, JapanThese authors contributed equally to this article.
3. Asahikawa Medical College, Asahikawa, Japan
4. Mahidol University, Bangkok, Thailand
5. Mahidol University, Bangkok, ThailandAsahikawa Medical College, Asahikawa, Japan
6. Asahikawa Medical College, Asahikawa, JapanUniversidade Federal do Tocantins, Araguaína, Brazil
7. Tottori University, Tottori, Japan