CANTEKIN ERDEM I. /współaut./ 286,681 Normal and abnomal ,middle ear ventilation. [Aut.] Erdem I. Cantekin [et al]. CANTEKIK ERDEM I.,BERRY QUINTER C.,BLUESTONE CHARLES D. Tympanometric patterns found in middle ear effusions. St.Louis 1977 The Annals Publ. Co.4° s.20, il. The Annals of Otology, Rhinology and Laryngology, suppl. 41 [Tyt.okł.]