Apolipoprotein ɛ4 is Associated with Dementia and Cognitive Impairment Predominantly Due to Alzheimer's Disease and Not with Vascular Cognitive Impairment: A Singapore-Based Cohort.

Chai YLing, Yeo HKai-Hui, Wang J, Hilal S, Ikram MKamran, Venketasubramanian N, Wong B-S, Chen CLi-Hsian
J Alzheimers Dis. 2016; 51(4):1111-8. PMID: 26923016. Abstract