[1] Univ Calif Los Angeles, Alzheimers Dis Res Ctr, Los Angeles, CA USA
[2] Univ Calif Los Angeles, Dept Neurol, Los Angeles, CA 90024 USA
[3] Virginia Commonwealth Univ, Richmond, VA USA
[4] Natl Inst Neurol & Neurosurg, Expt Psychol Lab, Mexico City, DF, Mexico
[5] USC, Keck Sch Med, Dept Neurol, Downey, CA USA
[6] Olive View UCLA Med Ctr, Neuropsychiat Res Memory Clin, Sylmar, CA 91342 USA
[7] Greater Los Angeles Vet Affairs Healthcare Syst, Los Angeles, CA USA
[8] Univ Calif Los Angeles, Los Angeles, CA USA