1. Non Toxic Goiter;Kilpatric;Clin Endocrinol Metab,1979
2. Arie Berghout, Wiersinga WM, Smits NJ, Touber JL, Interrelationships between age, Thyroid volume, Thyroid nodularity, and Thyroid function in patients with Sporadic Nontoxic Goiter;2;Am J Med,1990
3. 3. Jayaram G. Fine Needle aspiration cytologic study of the solitary thyroid nodule profile of 308 cases with Histologic Correlation. Acta Cytol, 1985; 29:967-73.
4. Non Toxic Goitre;Hennemann;Clin Endocrinol Metab,1979
5. 5. Kishore N, Srivastava A, Sharma LK. "Thyroid Neoplasms: A Profile". Indian Journal of Surgery 1996; 58:143-8