1. Aetiology of tropical ulcer;Lister FS;Transvaal Med J,1911
2. Tropical ulcers in Madras city;Rao RV;Ind Med Gaz,1949
3. Naga sore;Fox ECR;Ind J Med Res,1920
4. Aetiology and treatment of ulcus tropicum;Panja G.;Ind J Med Res,1945
5. Tropical phagedenic ulcer in Uganda;MacAdam I.;J Roy Coll Surg Edinb,1966