Audiology: yesterday, today, and tomorrow.
D006309:Hearing; D006311:Hearing Disorders / Q000175:diagnosis; D049669:History, 16th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010036:Otolaryngology / Q000266:history