Hospital service utilisation and treatment costs before and after cochlear implantation in adults with hearing loss: a retrospective cohort study. - Okuba, Tolesa; Lystad, Reidar P.; Boisvert, Isabelle; McMaugh, Anne; Moore, Robyn Cantle; Wolnizer, Peter; Chow, Cassidy; Walsan, Ramya; Mitchell, Rebecca (Cochlear Implants International: An Interdisciplinary Journal, 2025)