Author: Isaacson, S., Sivakumar, K., Asher, D., Pomeroy, K., Ramos-Alvarez, M., Gibbs, Jr., C., Gajdusek, D., Dalakas, M.
Journal/Publisher: Annals of the New York Academy of Sciences
Issue: May 1994: 753: 194-200
http://onlinelibrary.wiley.com/doi/10.1111/nyas.1995.753.issue-1/issuetoc