Association Between Smoking and SARS-CoV-2 Infection: Cross-sectional Study of the EPICOVID19 Internet-Based Survey.
Federica PrinelliFabrizio BianchiGaspare DragoSilvia RuggieriAleksandra SojicNithiya JesuthasanSabrina MolinaroLuca BastianiStefania MaggiMarianna NoaleMassimo GalliAndrea GiacomelliRaffaele Antonelli IncalziFulvio AdorniFabio Cibellanull nullPublished in: JMIR public health and surveillance (2021)
ClinicalTrials.gov NCT04471701; https://clinicaltrials.gov/ct2/show/NCT04471701.