TY - RPRT TI - Higher cortical beta oscillatory power before balance perturbations is associated with worse balance in older adults with Parkinson's Disease, but not in age-matched older adults AU - Monaghan, A. S. AU - Mirdamadi, J. L. AU - Protzak, J. AU - Payne, A. AU - Borich, M. R. AU - Ting, L. H. PY - 2026 DO - 10.64898/2026.09.02.748558 UR - https://www.biorxiv.org/content/10.64898/2026.09.02.748558v1 ID - 10.64898/2026.09.02.748558 ER -