RT Journal Article SR Electronic T1 Alzheimer Disease: Approaches to Early Diagnosis and High-Accuracy Imaging JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1466 OP 1467 DO 10.2967/jnumed.115.162891 VO 56 IS 9 A1 Hans-Jürgen Machulla YR 2015 UL http://jnm.snmjournals.org/content/56/9/1466.abstract AB