Beethoven's deafness.
D003051:Cochlea; D003638:Deafness / Q000209:etiology / Q000266:history*; D005197:Famous Persons; D005858:Germany; D049671:History, 18th Century; D009146:Music; D010040:Otosclerosis / Q000175:diagnosis; D013587:Syphilis / Q000150:complications; D014435:Typhoid Fever / Q000150:complications; D014652:Vascular Diseases / Q000150:complications