TY - JOUR T1 - WITHDRAWN: Smoker, former smoker and COVID-19 JO - Archivos de Bronconeumología T2 - AU - Moril-Huaranga,Mariela AU - Peña-Falcón,Hugo SN - 15792129 M3 - 10.1016/j.arbr.2021.03.011 DO - 10.1016/j.arbr.2021.03.011 UR - https://archbronconeumol.org/en-withdrawn-smoker-former-smoker-covid-19-avance-S1579212921000793 AB - This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause.The full Elsevier Policy on Article Withdrawal can be found at https://www.elsevier.com/about/our-business/policies/article-withdrawal ER -