Bose, A K1971-03-012009-05-311971-03-012009-05-311971-03-01Bose AK. Calcutta School of Tropical Medicine. Journal of the Indian Medical Association. 1971 Mar; 56(5): 140http://imsear.searo.who.int/handle/123456789/100846engIndiaSchools, MedicalTropical Medicine --educationJournal Article