1. Prabhu, S. R., Daftary, D. K. and Dholakia, H. M. (1978). Tuberculous ulcer of the tongue: report of a case. J. Oral Surg., 36, 384
2. Reichart, P. (1976). Facial and oral manifestations in leprosy. Oral Surg., 41, 385
3. Southam, J. C. and Venkataraman, B. K. (1973). Oral manifestations of leprosy. Brit. J. Oral Surg., 10, 272
4. van Maarsseveen, A. C. M. Th., van der Waal, I., Stam, J., Veldhuizen, R. W. and van der Kwast, W. A. M. (1982). Oral involvement in sarcoidosis. Int. J. Oral Surg., 11, 21
5. Nessan, V. J. and Jacoway, J. R. (1979). Biopsy of the minor salivary glands in the diagnosis of sarcoidosis. N.Engl. J. Med., 30, 922