Statistical brain mapping of 18F-FDG PET in Alzheimer's disease: validation of anatomic standardization for atrophied brains. - Ishii,K.; Willoch,F.; Minoshima,S.; Drzezga,A.; Ficaro,E.P.; Cross,D.J.; Kuhl,D.E.; Schwaiger,M. (J Nucl Med, 2001)