World Health Organization
World Health Organization: Elimination of Leprosy as a Public Health Problem
This World Health Organization site offers information on the history of leprosy as well as the way the disease works and current efforts toward global elimination.
US National Library of Medicine
Medline Plus: Leprosy
Leprosy, its causes and symptoms, and its treatment and prevention are briefly discussed on this site, provided by the U.S. National Library of Medicine and the National Institutes of Health.