1. Britton WJ
2. World Health Organization Leprosy elimination project, status report 2003 http://www.who.int/lep/exp/exp
3. The effects of World Health Organization chemotherapy on imported leprosy in Auckland, New Zealand, 1983-1990;Cornwall;Lepr Rev,1993
4. World Health Organization 7th WHO Expert Committee on Leprosy June 1997 http://www.who.int/lep/exp/exp
5. Transmission and protection in leprosy: indications of the role of mucosal immunity;Ramaprasad;Lepr Rev,1997