title: Air pollution is a major threat to health, says WHO.
authors.forename: John
authors.initials: J
authors.lastname: Zarocostas
mesh_terms: D000397:Air Pollution / Q000009:adverse effects* / Q000517:prevention & control; D014943:Global Health; D006304:Health Status; D006801:Humans; D017410:Practice Guidelines as Topic; D014944:World Health Organization