6Derby R, Lee SH, Date ES, et al. Size and aggregation of corticosteroids uesd for epidural injection [J]. Pain Ned, 2008, 9(2): 227-234.
7Tuncer S, Bariskaner H, Yosunkaya A, et al. Systemic effects of epidural betamethasone injection [J]. Pain Clinic, 2004, 16(3): 311-315.
8Radcliff K, Hilibrand A, Lurie JD, et al. The impact of epidural steroid injections on the outcomes of patients treated for lumbar disc herniation: a subgroup analysis of the SPORT trial [J]. J Bone Joint Surg Am, 2012, 94(15): 1353- 1358.
9吴阶平,裘法祖.外科学下册[M].第五版.北京:人民卫生出版社,1992:2485—2493.
10Derby R, Lee SH, Date ES, et al. Size and aggregation of cortieoste- roids uesd for epidural Injection [ J ]. Pain Med,2008,9 ( 2 ) : 227 - 234.