Martínez JA, Martínez L. Aerosol transmission and mask guidance in Spain during COVID-19: An analysis of institutional health communication, 2020–2025. JMET [Internet]. 2026 Sep. 30 [cited 2026 Oct. 9];1(2):18-35. Available from: https://jmet.tu.kielce.pl/index.php/jmet/article/view/10