authors Rosso, Andrea L Bohnen, Nicolaas I Launer, Lenore J Aizenstein, Howard J Kristine Yaffe, MD Rosano, Caterina
has subject area Aged Aged, 80 and over Catechol O-Methyltransferase Cohort Studies Cross-Sectional Studies Female Genetic Association Studies Genetic Predisposition to Disease Heterozygote Humans Magnetic Resonance Imaging Male Nuchal Cord Organ Size Parkinsonian Disorders Severity of Illness Index White Matter