Abstract
The Strategic Health and Environment Plan 2022-2026 (PESMA), approved in November 2021 by the Interterritorial Council of the National Health System, and its 1(st) Action Program (2022-2023), include in one of its lines of intervention is the description of the incidence rates of brain tumors due to their theoretical association with exposure to radiofrequency electromagnetic fields used in telecommunications (mobile phones, telephone antennas, Wi-Fi, etc.).