Carreras G, Monti F, Lugo A, Gallus S, Stival C, Molinaro S, et al. Smoking intensity changes during the COVID-19 pandemic waves in a cohort of smokers in Italy. Ann Ist Super Sanità [Internet]. 2023 Sep. 12 [cited 2024 Oct. 18];59(3):219-22. Available from: https://annali.iss.it/index.php/anna/article/view/1604