1. Unidentified cadavers and human remains in the EU: an unknown issue;Cattaneo;Int. J. Legal Med.,1999
2. Ministry of Health, Labor and Welfare Japan. Vital Statics Japan, Vol. No. 3 (2006).
3. The National Missing Persons Helpline. http://www.missingpersons.org.
4. JC virus genotyping offers a new means of tracing the origins of unidentified cadavers;Ikegaya;Int. J. Legal Med.,2002
5. Polyomaviridae: the viruses and their replication;Cole,2001