
Keywords: 5-hydroxytryptamine، serotonin; ADL; Activities of Daily Living; BDNF; Brain-Derived Neurotrophic Factor; CBF; Cerebral Blood Flow; CI; Confidence Interval; CNS; Central Nervous System; COX; Cyclooxygenase; CSF; Cerebro-Spinal Fluid; DES; Depression-Executive Dysfunction Syndrome; DST c