1. Basic and Clinical Immunology Unit, Department of Pathology, Faculty of Medicine; University of Porto; Porto Portugal
2. Immunoallergology; Hospital & Instituto CUF Porto; Porto Portugal
3. CINTESIS; University of Porto; Porto Portugal
4. Department of Chemistry & QOPNA; University of Aveiro; Aveiro Portugal
5. Imunoalergologia; Centro Hospitalar São João, EPE; Porto Portugal
6. Department of Chemistry & CESAM; University of Aveiro; Aveiro Portugal
7. EPIUnit Institute of Public Health; University of Porto; Porto Portugal