SEQUEIRA, Maria João; ESPANHA, Rita. Media visibility of causes promoted by organizations of people with illness in the Portuguese online press (2021–2023). Observatorio (OBS*), [S. l.], v. 20, n. 1, p. 1–21, 2026. DOI: 10.15847/OBS20262745. Disponível em: https://obs.obercom.pt/index.php/obs/article/view/2745. Acesso em: 20 may. 2026.