Association of an app-based intervention with improvements in mobility, trunk muscle strength and patient-reported disease activity in axial spondyloarthritis: a 24-week pre-post study. - Strunz PP; Schmalzing M; Wüst A; Possler P; Heusinger T; le Maire M; Fleischer A; Bley T; Gernert M; Labinsky H; Gadeholt O; Leppich R; et al. (Therapeutic advances in musculoskeletal disease, 2026)