1. Department of Clinical Sciences, Lunds Universitet, Malmö, Lund, Sweden
2. Department of Dermatology, Skåne University Hospital, Malmö, Sweden
3. Skåne Regional Council, Competence Center of Allergy, Asthma and COPD, Lund, Sweden
4. Department of Occupational and Environmental Medicine, Lunds Universitet, Lund, Sweden
5. Department of Occupational and Environmental Dermatology, Skåne University Hospital, Malmö, Sweden
6. Respiratory Medicine and Allergology, Medical Sciences, Lunds university, Sweden