1 Department of Dermatology, Clinica Universidad de Navarra, Pamplona, Spain.
2 Department of Allergy and Clinical Immunology, Clinica Universidad de Navarra, Pamplona, Spain; Instituto de Investigación Sanitaria de Navarra, Pamplona, Spain; RETIC de Asma, Reacciones Adversas y Alérgicas, Spain.
3 Allergy Section, Hospital Universitario Central de Asturias, Oviedo, Spain.
4 RETIC de Asma, Reacciones Adversas y Alérgicas, Spain; Allergy Service, Hospital General Universitario Gregorio Marañón, Madrid, Spain; Biomedical Research Network on Rare Diseases (CIBERER)-U761, Gregorio Marañón Health Research Institute, Madrid, Spain.
5 Allergy Section, Hospital Universitari Joan XXIII de Tarragona, Institut d'Investigació Sanitària Pere Virgili, Universitat Rovira i Virgili, Tarragona, Spain.
6 RETIC de Asma, Reacciones Adversas y Alérgicas, Spain; Allergy Section, Internal Medicine Department, Hospital Universitari Vall d'Hebron, Barcelona, Spain.
7 Allergy Department, Complexo Hospitalario Universitario de A Coruña, A Coruña, Spain.
8 Department of Allergy and Clinical Immunology, Clinica Universidad de Navarra, Pamplona, Spain; Instituto de Investigación Sanitaria de Navarra, Pamplona, Spain; RETIC de Asma, Reacciones Adversas y Alérgicas, Spain. Electronic address: [email protected].