Appendix
Figure 1. Pupillometer consists of the pupil stimulator and the camera to record the response.
source: Ferrari, G. L., Marques, J. L., Gandhi, R. A., Heller, S. R., Schneider, F. K., Tesfaye, S., &
Gamba, H. R. (2010). Using dynamic pupillometry as a simple screening tool to detect
autonomic neuropathy in patients with diabetes: a pilot study. BioMedical Engineering
OnLine, 9(1), 26. http://doi.org/10.1186/1475-925X-9-26
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