... at Ohio State University is the largest MRI in the world. A new technology on the forefront of neuerodiagnology becoming more widely accessible to the healthcare community is the positron emission tomography(PET scan), the Positron Emission Tomography, is a type of scan that measures changes in blood flow associated with brain function by detecting positrons, positively charged particles emitted by radioactively labeled substances that have been injected into the body. This radioactive substance, a radioactive ... other nuclei, for example phosphorus and sodium will produce spectra comp...

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