1 Department of Legal Medicine, Shiga University of Medical Science, Tsukinowa, Seta, Otsu, Shiga 520-2192, Japan. Electronic address: hitosugi@belle.shiga-med.ac.jp.
2 Department of Legal Medicine, Shiga University of Medical Science, Tsukinowa, Seta, Otsu, Shiga 520-2192, Japan.
3 Department of Pediatrics, Saiseikai Shiga Hospital, 2-4-1 Oh-hashi, Ritto, Shiga 520-3046, Japan.