1. Forensic scientist and professor, respectively, Department of Forensic Medicine, Juntendo University School of Medicine, 2-1-1 Hongo, Bunkyo-ku Tokyo 113, JP.
2. Molecular biologist, Laboratory of Immunology, Juntendo University School of Medicine, Tokyo, JP.
3. Geneticists, Department of Congential Abnormalities Research, National Children's Medical Center, Tokyo, JP.