Cerebral Small Vessel Disease Burden in Acute Ischemic Stroke and the Role of Physical Activity: Cross-Sectional Study. - Damsbo AG; Blauenfeldt RA; Vestergaard SB; Pedersen NL; Ørskov KM; Hindsholm MF; Bilgin-Freiert A; Simonsen CZ; Johnsen SP; Dalby RB; Andersen G; Mortensen JK (Brain and behavior, 2026)