Besson, R [Acoustic study of esophageal voice. Comparison with laryngeal voice]. [electronic resource] - Revue de laryngologie - otologie - rhinologie 1984 - 429-36 p. digital Publication Type: Comparative Study; English Abstract; Journal Article ISSN: 0035-1334 Subjects--Topical Terms: HumansSound SpectrographySpeechSpeech, AlaryngealSpeech, Esophageal