Interrelationship between skin sensitization, rhinitis, and asthma in patients with allergic rhinitis: a study of Spain and Portugal.

1 Allergy Unit, Pneumology and Respiratory Allergy Department, ICT Hospital Clinic, Universitat de Barcelona, Spain (Spanish Study Coordinator) 2 Centro de Investigacion Biomedica en Red de Enfermedades Respiratorias (CIBERES), Spain 3 Immunoallergology Department, Coimbra University Hospital, Coimbra, Portugal, (President of Iberian Chapter of the Sociedad Latinoamericana de Alergia, Asma e Inmunologia [SLAAI]). 4 Immunoallergology Department, Coimbra University Hospital, Coimbra, Portugal (Portuguese Study Coordinator) 5 Allergy Department, Hospital Clinico Universitario de Madrid, Spain (Vice-President of SLAAI) 6 Almirall Prodesfarma, Barcelona, Spain 7 Medical Department, ALK-Abello, S.A Madrid, Spain 8 Gestio Organitzacio Comunicacio S.A (GOC), Barcelona, Spain 9 Allergy Department, Hospital Clinico Universitario de Salamanca, Spain (Iberian Chapter of SLAAI)