1. Stead WW, Bates JH. Tuberculosis. In: Harrison's Principles of Internal Medicine, Ed. IX. McGraw Hill Kogakusha Ltd., 1980: 700.
2. Blackman R, et al. Acid-fast bacilli in sputum smears of patients with pulmonary tuberculosis. Am Rev Resp Dis 1984; 129: 264?88.
3. Aneja KS, Gothi GD, Samule GDR. Controlled study of the effect of specific treatment on bacteriological aspects of ?suspect cases?. Ind J Tuberculosis 1979; 29: 50?67.
4. Indian Council of Medical Research. Tuberculosis - the burden of the challenge. Bulletin - Tuberculosis Research Centre 1994; 19: 1?4.
5. Woods AC. Ocular tuberculosis. In: Sorsby A (ed) 2 Modern Ophthalmology. Ed. London 1972: 105.