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, Jesper; Hoel, Henrik; Mathiesen, Iacob; Haghighi, Sarah; Kierkegaard, Marie; Piehl, Fredrik; Blinkenberg, Morten; Myhr, Kjell Morten (Neurology & Therapy, 2026)