Nonoperative Management of the Adult Spinal Deformity Patient: A Biopsychosocial Intervention Versus Care-as-usual - A Comparative Treatment-Based Cohort Study With One-Year Follow-Up - Evelien H. W. Hoevenaars; Michiel Beekhuizen; Ahmet Alanay; Yann Philippe Charles; Frank Kleinstueck; Ibrahim Obeid; John O’Dowd; Ferran Pellisé; Javier Pizones; Maarten Spruit; Marinus de Kleuver; Miranda L. van Hooff (Global Spine Journal, 2026)