Evaluation of the efficacy of a novel lumbar exoskeleton with multiple interventions for patients with lumbar disc herniation: a multicenter randomized controlled trial of non-inferiority - Huang, Xiaonan; Huang, Lele; Shi, Lei; Xu, Lifan; Cao, Chengbing; Wu, Heng; Cao, Min; Lv, Can; Shi, Ping; Zhang, Guohui; Fang, Fanfu (Frontiers in Bioengineering and Biotechnology, 2025)