Department of Geriatrics and Gerontology;
Faculty of Medicine;
Ain Shams University;
Cairo;
Egypt;
Department of Geriatric Medicine;
Faculty of Medicine;
Ain Shams University;
Cairo;
Egypt;
Faculty of Medicine;
El Mansoura University;
Mansoura;
Egypt;
Cognition; Quality; of; Life; Community; Dwelling; Elderly; Non; Demented; Elderly;