Reference

1. Hilgers FJM, Hoorweg JJ, Kroon BBR, Schaeffer B, de Boer JB, Balm AJM. Prosthetic voice rehabilitation with the Provox system after extensive pharyngeal resection and reconstruction. In: Jesus Algaba, ed. Surgery and prosthetic voice restoration after total and subtotal laryngectomy. Proceedings of the 6th International Congress on Surgical and Prosthetic Voice Restoration after Total Laryngectomy, San Sebastian 29 September - 1 October 1995. Excerpta Medica International Congress Series 1112. Elsevier, Amsterdam, Lausanne, New York, Oxford, Shannon, Tokyo. pp 111-120, 1996.