Different Concentrations of Ozone Combined with Radiofrequency Ablation in the Treatment of Cervical Spondylotic Radiculopathy:a Comparative Study 
ZHONG Yuanming,LI Jialang,LI Zhifei,ZHANG Yisheng,CHEN Zhen,LIAO Juncheng
Chinese General Practice . 2019, (24): 2924 -2928 .  DOI: 10.12114/j.issn.1007-9572.2018.00.379