title: [The relation between physical activity and psychological factors in elderly persons].
mesh_terms: D000368:Aged; D003071:Cognition; D006801:Humans; D008297:Male; D008568:Memory; D008875:Middle Aged; D010806:Physical Education and Training; D005082:Physical Exertion; D011930:Reaction Time
vernacular_title: Forholdet mellom fysisk aktivitet og psykiske faktorer hos eldre.