1. Department of Dermatology, Contact Allergy UnitUniversity Hospital Antwerp (UZA) and University of Antwerp (UA) Antwerp Belgium
2. Department of Dermatology, Private Dermatologist, AZ Zeno Blankenberge Belgium
3. Department of PediatricsUniversity Hospital Antwerp (UZA) and University of Antwerp (UA) Antwerp Belgium