Age of onset for early and late onset Alzheimer's disease.
(Adapted from Gianfranco Spalletta et al. (2013) Early onset versus late onset in Alzheimer’s disease: What is the reliable cut-off?, Advances in Alzheimer's Disease, Vol.2, Article ID:28635, DOI:10.4236/aad.2013.21005 URL:<a rel="nofollow" class="external free" href="http://file.scirp.org/Html/5-2440004_28635.htm">http://file.scirp.org/Html/5-2440004_28635.htm</a>)
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