“OC-03 | Transcranial Magnetic Stimulation in Patients With Chronic Migraine and Medication Overuse Headache: Elisa Maria Piella,1 Fabio Ferrandes,1 Gianluca Isoardo,1 Alberto Mario Chiarandon,1 Fausto Roveta,1 Alessia Agostinelli,1 Elisa Rubino,1,2 Innocenzo Rainero,1,2 | 1Department of Neuroscience ‘Rita Levi Montalcini’, University of Turin; 2Headache Center, Department of Neuroscience and Mental Health, AOU Città Della Salute E Della Scienza Di Torino, Turin, Italy”. 2025. Confinia Cephalalgica 35 (S1). https://doi.org/10.4081/cc.2025.15800.