1. Immunoallergology Service, Hospital de Santa Maria, Centro Hospitalar Universitário Lisboa Norte CHULN, EPE, Lisbon, Portugal
2. Immunoallergology Unit, Hospital Dr. Nélio Mendonca, SESARAM, EPE, Funchal, Portugal
3. Clinical University of Immunoallergology, Faculty of Medicine, University of Lisbon, Lisbon, Portugal