authors Li, Chunfei Duara, Ranjan Loewenstein, David A Izquierdo, Walter Cabrerizo, Mercedes Barker, Warren Adjouadi, Malek
has subject area Aged Aged, 80 and over Alzheimer Disease Amyloid beta-Peptides Apolipoprotein E4 Atrophy Brain Female Genotype Humans Male Middle Aged Positron-Emission Tomography