Auditory Diseases, Central   5 studies
Auditory Perceptual Disorders   4 studies
Ciliary Motility Disorders   10 studies
Croup   3 studies
Deafness   83 studies
Deglutition Disorders   288 studies
Ear Diseases   195 studies
Epistaxis   6 studies
Ethmoid Sinusitis   1 study
Hearing Disorders   101 studies
Hearing Loss   83 studies
Hearing Loss, Bilateral   3 studies
Hearing Loss, Conductive   2 studies
Hearing Loss, Noise-Induced   3 studies
Hearing Loss, Sensorineural   23 studies
Hearing Loss, Sudden   4 studies
Hearing Loss, Unilateral   3 studies
Hoarseness   3 studies
Hyperacusis   3 studies
Hypopharyngeal Neoplasms   13 studies
Kartagener Syndrome   10 studies
Laryngeal Diseases   69 studies
Laryngeal Edema   3 studies
Laryngeal Neoplasms   72 studies
Laryngismus   1 study
Laryngitis   9 studies
Laryngostenosis   1 study
Mastoiditis   2 studies
Maxillary Sinusitis   7 studies
Meniere Disease   6 studies
Nasal Obstruction   10 studies
Nasal Polyps   10 studies
Nasopharyngeal Neoplasms   69 studies
Neurofibromatosis 2   7 studies
Neuroma, Acoustic   6 studies
Nose Deformities, Acquired   2 studies
Nose Neoplasms   3 studies
Oropharyngeal Neoplasms   23 studies
Otitis   73 studies
Otitis Externa   2 studies
Otitis Media   65 studies
Otitis Media with Effusion   16 studies
Otitis Media, Suppurative   2 studies
Otorhinolaryngologic Neoplasms   136 studies
Otosclerosis   2 studies
Paranasal Sinus Neoplasms   3 studies
Pharyngeal Diseases   189 studies
Pharyngeal Neoplasms   108 studies
Pharyngitis   24 studies
Presbycusis   4 studies
Retrocochlear Diseases   24 studies
Rhinitis   338 studies
Rhinitis, Allergic, Perennial   68 studies
Rhinitis, Allergic, Seasonal   176 studies
Rhinitis, Atrophic   2 studies
Rhinitis, Vasomotor   5 studies
Rhinoscleroma   1 study
Sinusitis   69 studies
Tinnitus   34 studies
Tonsillitis   20 studies
Tympanic Membrane Perforation   4 studies
Usher Syndromes   5 studies
Velopharyngeal Insufficiency   1 study
Vertigo   11 studies
Vestibular Diseases   14 studies
Vestibular Neuronitis   2 studies
Vestibulocochlear Nerve Diseases   8 studies
Vocal Cord Paralysis   7 studies
Voice Disorders   13 studies