Comparative Efficacy of Percutaneous Laser Disc Decompression (PLDD) and Conservative Therapy for Lumbar Disc Herniation: A Retrospective, Observational, Single-Center Study

经皮激光椎间盘减压术（PLDD）与保守治疗腰椎间盘突出症的疗效比较：一项回顾性、观察性、单中心研究