1. Department of Dermatology and Allergy Centre; Odense University Hospital; Odense Denmark
2. Mastocytosis Centre, Odense University Hospital (MastOUH); Odense Denmark
3. Department of Clinical Epidemiology; Aarhus University Hospital; Denmark
4. Department of Haematology; Odense University Hospital; Odense Denmark
5. Department of Endocrinology; Odense University Hospital; Odense Denmark
6. Department of Pathology; Odense University Hospital; Odense Denmark