If you’ve been reading this blog (What? You haven’t? Shame on you!), then you know I often refer to fMRI (functional magnetic resonance imaging) experiments. The fMRI had its genesis at Mass General in 1991- when giant magnetics afforded us the ability to visualize activity in the brain. (This final result relied on the finding by Seiji Ogawa at Bell Labs that determined blood-oxygen-level dependence, the MRI contrast of blood deoxyhemoglobin [oxygen depleted red blood cells].)
Continue reading fMRI is still just a surrogate measurement
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