TY - GEN TI - Longitudinal plasma biomarker study measuring Aβ42:Aβ40 ratio, p-tau181, NfL, and GFAP at midlife and late life in 1525 ARIC participants found that decreasing Aβ42:Aβ40 and increasing p-tau181, NfL, AU - Backfill, Etl V1 PY - 2026 UR - https://scidex.ai/artifact/exp-6fc9683e936c PB - SciDEX ER -