1. Graduate School of Health Sciences, Kumamoto University , 4-24-1 Kuhonji, Kumamoto, 862-0976 , Japan
2. Department of Medical Technology, Tsuchiya General Hospital , 3-30 Nakajima-cho, Hiroshima, 730-8655 , Japan
3. Department of Radiological Technology , Faculty of Health Science and Technology, , 288 Matsushima, Kurashiki-City, Okayama, 701-0193 , Japan
4. Kawasaki University of Medical Welfare , Faculty of Health Science and Technology, , 288 Matsushima, Kurashiki-City, Okayama, 701-0193 , Japan
5. Hiroshima Central Street Children’s Clinic , 7-1 Mikawa-cho, Hiroshima, 730-0029 , Japan
6. Department of Medical Radiation Sciences , Faculty of Life Sciences, , 4-24-1 Kuhonji, Kumamoto, 862-0976 , Japan
7. Kumamoto University , Faculty of Life Sciences, , 4-24-1 Kuhonji, Kumamoto, 862-0976 , Japan