“OC-23 | The REPICEF Project: A School-Based Epidemiological Study on Primary Headaches in Children and Adolescents: Agnese Onofri,1 Chiara Rosignoli,1 Vittorio Trozzi,1 Martina D’Ambrosio,1 Benedetta Germani,1 Roberta Ciuffini,2 Raffaele Ornello,1 Simona Sacco1 | 1Department of Biotechnological and Applied Clinical Sciences, University of L’Aquila; 2Department of Clinical Medicine, Public Health, Life and Environmental Sciences University of L’Aquila, Italy”. 2025. Confinia Cephalalgica, October. https://doi.org/10.4081/cc.2025.15820.