| Bufe A | Servicio de Alergia, Hospital Universitario Nino Jesus, Madrid, Spain. |
| Colas C | Servicio de Alergia, Hospital Clinico Lozano Blesa, Zaragoza, Spain. algc-colas@hcu-lblesa.es |
| Ibanez MD | Servicio de Alergia, Hospital Universitario Nino Jesus, Madrid, Spain. dibanezs@medynet.com |
| Lezaun A | Servicio de Alergia, Hospital Clinico Lozano Blesa, Zaragoza, Spain. |
| Mullol J | Unitat de Rinologia, Servei d'ORL, Hospital Clinic, IDIBAPS, Barcelona, Spain. |
| Picado C | University of Barcelona, Servei de Pneumologia i Allergia Respiratoria, Hospital Clinic, c/Villarroel 170, 08036 Barcelona, Spain. cpicado@ub.edu |
| Tabar A | Unidad de Alergia, Servicio de Neumologia y Alergia Respiratoria, Hospital Clinic i Provincial, C. Villarroel, 170, 08036 Barcelona, Spain. |
| Valero A | Unidad de Alergia, Servicio de Neumologia y Alergia Respiratoria, Hospital Clinic i Provincial, C. Villarroel, 170, 08036 Barcelona, Spain. valero@clinic.ub.es |
| Van Cauwenberge P | Unitat de Rinologia, Servei d'ORL, Hospital Clinic, IDIBAPS, Barcelona, Spain. |