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. Author manuscript; available in PMC: 2017 Jun 1.
Published in final edited form as: Eur Spine J. 2015 Jun 16;25(6):1932–1938. doi: 10.1007/s00586-015-4037-4

Figure 2.

Figure 2

Methodology used in quantifying the spatial distribution of PGP 9.5 positive nerves. (a) 40× total magnification view of a marked coronal slide. (b) Image is divided into 81 distinct ROI. (c) With 81 ROI per slide and 45 slides total, there was a total of 3,645 ROIs used in this study. The data were combined to form a single 3 dimensional rendering.