ELECTRONIC PROCESSING OF OTOLOGIC SURGICAL DATA.
D001299:Audiometry; D004423:Ear; D004432:Ear, Middle; D013506:Otologic Surgical Procedures; D011676:Punched-Card Systems; D013201:Stapes Surgery; D013514:Surgical Procedures, Operative
AUDIOMETRY; EAR; EAR, MIDDLE; PUNCHED-CARD SYSTEMS; STAPES SURGERY; SURGERY, OPERATIVE