1. Boone, M.L., Harle, T.S., Higholt, H.W., Fletcher, G. H.: Malignant disease of the paranasal sinuses and nasal cavity. Amer. J. Roentgenol. 102, 627 (1968).
2. Brugère, J., Schweisguth, O., Gérard-Marchant, R., Sarrazin, D., Lemerle, J., Cachin, Y.: Bilan des tumeurs malignes des voies aéro-digestives supérieures chez l’enfant. Arch. Fr. de Péd. (1975, in press).
3. Daly, T.E., Drane, J.B., MacComb, W.S.: Management of problems of the teeth and jaw in patients undergoing irradiation. Am. J. Surg. 124, 539 (1972).
4. De Weese, D.D., Saunders, W.H.: Textbook of otolaryngology. St.-Louis.: C. V. Mosby Co. 1964.
5. Gaisford, J. C.: Tumors of the head and neck in children. In: Symposium on cancer of the head and neck. (ed. J.C. Gaisford) St.-Louis: C. V. Mosby Co. 1969.