1 Department of Neuropsychiatry, Fukushima Medical University School of Medicine, Hikarigaoka, Fukushima-shi, Fukushima 960-1101, Japan; Department of Rehabilitation Medicine, Fukushima Medical University School of Medicine, Japan. Electronic address: c0000980@fmu.ac.jp.
2 Faculty of Environment and Information Studies, Keio University, Endo 5322, Fujisawa, Kanagawa 252-0882, Japan.
3 Department of Neuropsychiatry, Fukushima Medical University School of Medicine, Hikarigaoka, Fukushima-shi, Fukushima 960-1101, Japan.
4 Department of Hygiene and Preventive Medicine, Fukushima Medical University School of Medicine, Japan.
5 Department of Rehabilitation Medicine, Fukushima Medical University School of Medicine, Japan.
6 Department of Neuropsychiatry, Fukushima Medical University School of Medicine, Hikarigaoka, Fukushima-shi, Fukushima 960-1101, Japan; Fukushima Prefectural Medical Centre of Mental Health.