1. Ueber die Fistula Colli Congenita;Schlange;Arch Klin Chir,1893
2. The surgical treatment of the thyroglossal tract;Sistrunk;Ann Surg,1920
3. Technique of removal of cysts and sinuses of the thyroglossal duct;Sistrunk;Surg Gynecol Obstet,1928
4. Cysts, sinuses and fistula of the thyroglossal duct;Pemberton;Ann Surg,1940
5. Thyroglossal tract abnormalities-cyst and fistulas;Ward;Surg Gynecol Obstet,1949