1 Alpha1-Antitrypsin Deficiency Spanish Registry (REDAAT), Fundación Respira, Spanish Society of Pneumology and Thoracic Surgery (SEPAR), Barcelona, Spain.
2 Materials and Energy Dept, School of Mining Engineering, Oviedo University, Oviedo, Spain.
3 Internal Medicine Dept, County Hospital of Jarrio, Jarrio, Spain.
4 Pneumology Dept, University Hospital San Cecilio, Granada, Spain.
5 Pneumology Dept, Hospital Universitari Vall d'Hebron/Vall d'Hebron Research Institute (VHIR), CIBER de Enfermedades Respiratorias (CIBERES), Barcelona, Spain mmiravitlles@vhebron.net.