• Shedding light on the brain with near-infrared spectroscopy 

      Roos, Annerine; Robertson, Frances (Health and Medical Publishing Group (HMPG), 2011-03)
      In 1977 it was first shown that light in the near-infrared region of the spectrum penetrates biological materials sufficiently to measure changes in cerebral oxygenation, a completely non-invasive technique.1 Since then, ...