Tyler R S, Kelsay D M, Teagle H F, Rubinstein J T, Gantz B J, Christ A M
Departments of Speech Pathology and Audiology and Otolaryngology, Head and Neck Surgery, University of Iowa, Iowa City, Iowa, USA.
Adv Otorhinolaryngol. 2000;57:305-10. doi: 10.1159/000059134.