Percutaneous endoscopic lumbar discectomy combined with platelet rich plasma injection for lumbar disc herniation: analysis of clinical and imaging outcomes BMC Musculoskeletal Disorders Springer Nature Link Modulatory effects of BPC 157 on vasomotor tone and the activation of Src Caveolin 1 endothelial nitric oxide synthase pathway Scientific Reports Section 17, Chapter 7: Posttraumatic Changes of the Intervertebral Disc : Wheeless' Textbook of Orthopaedics Guiding significance of the autophagy intensity of lumbar intervertebral discs and the Charlson Comorbidity Index in predicting the postoperative curative effect of patients with single level lumbar disc herniation Scientific Reports