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Focal increase in cerebral blood flow after treatment with near-infrared light to the forehead in a patient in a persistent vegetative state
A researcher treated a vegatative patient with 850 nm infrared LED 20.5 J/cm^2 for 30 min, 2 times per day, for 73 days. The transcranial treatment included 2 sites at the left and right of the forehead above the eyebrows. At measurement the patient had increased blood flow in the treated area and better neurological outcomes..