Norton, R L Improved LAboratory Prototype ELectrolarynx (LAPEL): using inverse filtering of the frequency response function of the human throat. [electronic resource] - Annals of biomedical engineering - 163-74 p. digital Publication Type: Journal Article ISSN: 0090-6964 Standard No.: 10.1007/BF02367611 doi Subjects--Topical Terms: HumansLarynx, ArtificialProsthesis DesignSpeech, Esophageal--instrumentation