Infection with the retrovirus HTLV-I is now a global epidemic, affecting 10 million to 20 million people

[Emily]

http://www.math.miami.edu/~ruan/MyPapers/KatriRuan-crb04.pdf
Dynamics of human T-cell lymphotropic virus I (HTLV-I)
infection of CD4+ T-cells
Patricia Katri, Shigui Ruan
Department of Mathematics, University of Miami, Coral Gables, FL
Received 27 February 2004; accepted 26 May 2004

http://emedicine.medscape.com/article/219285-overview

Human T-Cell Lymphotrophic Viruses
Author: Ewa Maria Szczypinska, MD; Chief Editor: Burke A Cunha, MD more...

http://www.flutrackers.com/forum/showthread.php?t=170220
Iatrogenic Transmission of Human T Cell Lymphotropic Virus Type 1 and Hepatitis C Virus through Parenteral Treatment and Chemoprophylaxis of Sleeping Sickness in Colonial Equatorial Africa
Clin Infect Dis. (2010) 51(7): 777-784 doi:10.1086/656232