id	domain	url
gs-3867	doi.org	https://doi.org/10.52340/gs.2025.07.02.46
gs-3867	www.eea.europa.eu	https://www.eea.europa.eu/publications/air-quality-in-europe-2019
gs-3867	www.eea.europa.eu	https://www.eea.europa.eu/policy-documents/directive-2008-50-ec-of
gs-3867	www.who.int	https://www.who.int/publications/i/item/9789240034228
gs-3867	www.who.int	https://www.who.int/teams/environment-climate-change-and-health/air-quality-energy-andhealth/health-impacts/exposure-air-pollution