Efficacy and Safety of Intermittent Negative Pressure Treatment on Spasticity and Spasticity-Related Symptoms in Patients with Multiple Sclerosis: A Two-Arm Randomized Trial. - Nørregaard J; Hoel H; Mathiesen I; Haghighi S; Kierkegaard M; Piehl F; Blinkenberg M; Myhr KM (Neurology and therapy, 2026)