1. Grillo HC, Mathisen DJ. Primary tracheal tumors: Treatment and results. Ann Thorac Surg 1990; 49: 69–77.
2. Uchida T, Imaizumi M, Kajita M, Abe T. Endobronchial hamartoma: Case report and literature review. Kikanshigaku (J Jpn Soc Bronchol) 1987; 18: 760–765. (in Japanese with English Abst.)
3. Engelking CF. Hamartoma of the trachea. Laryngoscope 1959; 69: 1278–1286.
4. Hurst IJ, Nelson KG. Tracheal hamartoma. Chest 1977; 72: 661–662.
5. Kaneko H, Uemura T, Kobayashi K, Fujita H, Hiramatsu Y A case of tracheal hamartoma. Jibi to Rinsho (Otologia (Fukuoka) 1978; 24: 723–727. (in Japanese with English Abst.)