1. Forensic Science Laboratory, Ishikawa Prefectural Police Headquarters, 1-1 Kuratsuki, Kanazawa 920-8553, Japan
2. Institute of Science and Engineering, Kanazawa University, Kakuma, Kanazawa 920-1192, Japan
3. Shimadzu Corporation, 1 Nishinokyo Kuwabara-cho, Nakagyo-ku, Kyoto 604-8511, Japan
4. Materials Characterization Central Laboratory, Waseda University, 3-4-1 Ohkubo, Shinjuku-ku, Tokyo 169-8555, Japan
5. Department of Forensic Medicine and Pathology, Kanazawa University Graduate School of Medical Sciences, 13-1 Takara-machi, Kanazawa 920-8640, Japan