Efficacy of different scraping protocols in the intervention of rat models of lumbar disc herniation based on urine metabolomics 
Ding Huan, Chen Lihong, Chen Yujing, Yue Rongzhao, Yang Min, Xu Guihua
Chinese Journal of Tissue Engineering Research . 2019, (23): 3654 -3659 .  DOI: 10.3969/j.issn.2095-4344.1307