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. 2009 Dec 8;5:46. doi: 10.1186/1744-9081-5-46

Figure 1.

Figure 1

Near infrared treatment. The NIR LED array is a few millimeters from the skin beneath a heat sink and cooling fan at F3. Somanetics "SomaSensors" with NIR photon emitters and detectors are applied just above each eyebrow to measure left- and right-sided total hemoglobin.