TY - JOUR T1 - Impact of COVID-19 on the Most Frequent Middle and Lower Obstructive Airway Diseases/Syndromes in Adult Population JO - Archivos de Bronconeumología T2 - AU - Tiotiu,Angelica SN - 03002896 M3 - 10.1016/j.arbres.2021.02.006 DO - 10.1016/j.arbres.2021.02.006 UR - https://archbronconeumol.org/en-impact-covid-19-on-most-frequent-articulo-S0300289621000648 ER -