Arthur Hartmann (1849-1931).
Pappas
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Pappas Ear Clinic, P.C., Birmingham, AL 35233, USA.
D001299:Audiometry / Q000266:history; D004389:Durable Medical Equipment / Q000266:history; D005858:Germany; D006314:Hearing Loss, Conductive / Q000175:diagnosis / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D010036:Otolaryngology / Q000266:history*