Open AccessImpact of Costco Brand Name Hearing Aid Expansion on Otolaryngology Office Hearing Aid Revenue
Author(s) -
A Block
Publication year - 2019
Publication title -
otolaryngology open access journal
Language(s) - English
Resource type - Journals
ISSN - 2476-2490
DOI - 10.23880/ooaj-16000180
Subject(s) - hearing aid , audiology , revenue , otorhinolaryngology , business , medicine , finance , psychiatry