விளக்கம்PET Alzheimer.jpg	English: PET scan of a human brain with Alzheimer's disease
மூலம்	http://www.nia.nih.gov/Alzheimers/Resources/HighRes.htm
ஆசிரியர்	US National Institute on Aging, Alzheimer's Disease Education and Referral Center
அனுமதி (இக்கோப்பை மீண்டும் பயன்படுத்துதல்)	Public domainPublic domainfalsefalse This image is a work of the National Institutes of Health, part of the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain. Please ensure that this image was actually created by the US Federal government. The NIH frequently uses commercial images which are not public domain. This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse

Courtesy: Alzheimer's Disease Education and Referral Center, a service of the National Institute on Aging.
Compare: Image:PET_Normal_brain.jpg PET scan of a normal human brain

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https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse