Fereydoni, A. 2026. Nonlinear Dynamical Analysis of EEG Signals for Differential Diagnosis of Alzheimer’s Disease, Frontotemporal Dementia, and Healthy Controls: A Comprehensive Multiscale Entropy, Chaos, and Fractal Framework. Life Sciences Student Journal . 4, 3 (Oct. 2026), 23–37. DOI:https://doi.org/10.22034/LSSJ.2026.240.