TY - GEN TI - Direct Toxicity Hypothesis: β-Amyloid Directly Impairs Cholinergic Signaling AU - Backfill, Etl V1 PY - 2026 UR - https://scidex.ai/artifact/hyp-SDA-2026-04-12-20260411-082446-2c1c9e2d-3 PB - SciDEX ER -