1. Pneumology Service Hospital Universitario de Cruces Barakaldo Bizkaia Spain
2. Department of Medicine and Surgery, Facultad de Medicina y Enfermería Universidad del País Vasco/Euskal Herriko Unibertsitatea UPV/EHU Leioa Bizkaia Spain
3. Department of Immunology, Microbiology and Parasitology, Facultad de Medicina y Enfermería Universidad del País Vasco/Euskal Herriko Unibertsitatea UPV/EHU Leioa Bizkaia Spain
4. Scientific Coordination Facility Biocruces Bizkaia Health Research Institute Barakaldo Spain