The role of pain trajectory and sex in predicting postoperative neck pain in patients after cervical spine surgery: A retrospective cohort study. - Kondo, Yu; Higuchi, Daisuke; Tsushima, Keita; Ashida, Yuzo; Miki, Takahiro; Watanabe, Yuta; Takebayashi, Tsuneo (Journal of Back & Musculoskeletal Rehabilitation, 2025)