Ranzani O, Alari A, Olmos S, Mila C, Rico A, Ballester J, Basagana X, Chaccour C, Dadvand P, Duarte-Salles T, Foraster M, Nieuwenhuijsen M, Sunyer J, Valentin A, Kogevinas M, Lazcano U, Avellaneda-Gomez C, Vivanco R, Tonne C. Long-term exposure to air pollution and severe COVID-19 in Catalonia: a population-based cohort study. Nat Commun. 2023 May 24;14(1):2916. doi: 10.1038/s41467-023-38469-7
Novick D, Montgomery WS, Aguado J, Peng X, Brugnoli R, Haro JM. Which somatic symptoms are associated with an unfavorable course in Chinese patients with major depressive disorder? Asia Pac Psychiatry. 2015 Dec;7(4):427-35. doi: 10.1111/appy.12189