1. Global leprosy situation. wkly Epidemiol;Rec,2012
2. Classification of leprosy according to imm1 unity. A five-group system;DS Ridley;Int J Lepr Other Mycobact Dis,1966
3. Bhushan Kumar SD (2010) Case Definition and clinical types. New Delhi: Jaypee Brothers Medical Publishers(P)LTD.
4. Two types of murine helper T cell clone. I. Definition according to profiles of lymphokine activities and secreted proteins;TR Mosmann;J Immunol,1986
5. TH1 and TH2 cells: different patterns of lymphokine secretion lead to different functional properties;TR Mosmann;Annu Rev Immunol,1989