Joint spatial associations of amyloid beta and tau pathology in Down syndrome and preclinical Alzheimer's disease: Cross-sectional associations with early cognitive impairments. - Fu JF; Garimella A; Lapointe A; Aye WWT; Chen CD; Lee JH; Krinsky-McHale SJ; Zaman S; Lott IT; Hom C; Ances B; Head E; et al. (Alzheimer's & dementia : the journal of the Alzheimer's Association, 2025)