Living well with chronic pain: a 12-month randomized controlled trial revealing impact from the digital pain self-management program EPIO. - Solberg Nes L; Børøsund E; Varsi C; Eide H; Waxenberg LB; Weiss KE; Morrison EJ; Støle HS; Kristjansdottir ÓB; Bostrøm K; Strand EB; Hagen MCS; et al. (Pain reports, 2024)