Aggarwal, NupurSalipalli, SandeepRademacher, JessicaSchwerk, NicolausWelte, TobiasJanciauskiene, SabinaRingshausen, Felix CMartinez-Delgado, BeatrizMatamala, Nerea2020-06-222020-06-222016ERJ Open Res . 2016 Jun 6;2(2):00021-20162312-0541http://hdl.handle.net/20.500.12105/10531Recurrent infections of the upper airways in early life may be a warning sign of inherited α1-antitrypsin deficiency http://ow.ly/iJsF300kbyV.engVoRhttp://creativecommons.org/licenses/by-nc-sa/4.0/Atribución-NoComercial-CompartirIgual 4.0 Internacional277301872210.1183/23120541.00021-2016ERJ open researchopen access