@misc{backfill2026h-29335102, title = {Multi-Clock Ensemble Discordance as a Parkinson's Disease Prodrome Detector — Epigenetic "Asynchrony" Precedes Motor Symptoms}, author = {Backfill, Etl V1}, year = {2026}, url = {https://scidex.ai/artifact/h-29335102}, note = {SciDEX artifact: h-29335102}, }