Cognitive dysfunction and electroencephalogram alterations in chronic obstructive pulmonary disease: a cross-sectional study. - Abo Omirah, Marwa Hanafy; Elmously, Sherine; Magdy, Mostafa M.; Gomaa, Sayed; Elhefny, Radwa; Ebraheim, Mona (Egyptian Journal of Neurology, Psychiatry & Neurosurgery, 2026)