1. Unité d'Allergologie de l'enfant; CHU Estaing; Clermont-Ferrand Cedex 1 France
2. Department of Immunology, Rheumatology, and Allergy; Medical University of Lodz; Lodz Poland
3. Allergy Unit; Regional University Hospital of Malaga; IBIMA; UMA; Malaga Spain
4. Department of Ocular Biology & Therapeutics (ORBIT); UCL Institute of Ophthalmology; London UK
5. Serviço de Imunoalergologia; Centro Hospitalar São João; E.P.E.; Porto Portugal
6. Pediatric Department; Oestfold Hospital Trust; Fredrikstad Norway
7. Clinical Immunology; Department of Microbiology and Immunology; Catholic University of Leuven; Leuven Belgium
8. Allergic Conjunctivitis Unit; Ocular Inflammatory Diseases Referral Center; Rapallo Hospital Ophthalmological Dep.; Genova Italy
9. Service d'Ophtalmologie; Hôpital Bichat and Fondation A. de Rothschild; Paris France
10. Servicio de Oftalmologia; Hospital Universitario de Torrejon; Madrid Spain
11. Service d'Ophtalmologie; CHU Montpied; Clermont-Ferrand Cedex 1 France
12. Department of Immunology; Faculty of Medicine; University of Porto; Porto Portugal
13. Ophthalmology Unit; Department of Neuroscience; University of Padua; Padua Italy