@article{d7b406e08b37466e981dbfa6d1474476,
title = "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).",
author = "Kamran Aghayev and Frank Vrionis",
year = "2014",
month = jan,
day = "4",
doi = "10.1007/S00586-013-3145-2",
language = "American English",
volume = "23",
journal = "European Spine Journal",
}