1. www.iom.edu/~/media/Files/Report%20Files/2015/Cognitive_aging/Action%20Guide%20for%20Health%20Care%20Providers_V6.pdf
2. www.cdc.gov/aging/pdf/2012-brfss-statesummary.pdf
3. quincybioscience.com/research/
4. www.alz.org/documents_custom/ad8.pdf
5. www.ncbi.nlm.nih.gov/pmc/articles/PMC2823569/