1. The addneuromed study.
https://www.synapse.org/#!Synapse:syn2790911/wiki/235387
2. Alzheimers disease neuroimaging initiative (ADNI) database.
http://adni.loni.usc.edu
3. Challenge on computer-aided diagnosis of dementia based on structural MRI data.
http://caddementia.grand-challenge.org/home
4. Open access series of imaging studies (OASIS) database.
http://www.oasis-brains.org
5. Agrell, B., and Dehlin, O.: The clock-drawing test. Age and ageing 27(3), 399–404 (1998)