1 Faculty of Medicine and Health Sciences, Department of Immunology, Allergology, Rheumatology and the Infla-Med Centre of Excellence, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium; Faculty of Medicine and Health Sciences, Department of Paediatrics and the Infla-Med Centre of Excellence, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium.
2 Faculty of Medicine and Health Sciences, Department of Immunology, Allergology, Rheumatology and the Infla-Med Centre of Excellence, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium; AZ Jan Palfijn Gent, Department of Immunology and Allergology, Ghent, Belgium. Electronic address: immuno@uantwerpen.be.
3 Faculty of Medicine and Health Sciences, Department of Immunology, Allergology, Rheumatology and the Infla-Med Centre of Excellence, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium.
4 Fondazione Mediterranea GB Morgagni, Catania, Italy; Casa di Cura Quisisana, Roma, Italy.
5 Faculty of Medicine and Health Sciences, Department of Immunology, Allergology, Rheumatology and the Infla-Med Centre of Excellence, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium; AZ Jan Palfijn Gent, Department of Immunology and Allergology, Ghent, Belgium.