Answer to the Letter to the Editor of C. Mehren et al. entitled "Technical Innovation?" Letter to the Editor regarding the article "Mini-open lateral retroperitoneal lumbar spine approach using psoas muscle retraction technique. Technical report and initial results on six patients" (by K. Aghayev and F. D. Vrionis: Eur Spine J, 2013. 22(9): p. 2113-9)

针对 C. Mehren 等人题为“技术创新？”的致编辑的信函，该信函涉及文章“采用腰大肌牵拉技术的微创侧方腹膜后腰椎入路。技术报告和六例患者的初步结果”（作者：K. Aghayev 和 FD Vrionis：Eur Spine J，2013 年，22(9): 2113-9 页）。