1. Department of Medicine (Solna), Dermatology and Venereology Division Karolinska Institutet Stockholm Sweden
2. Department of Laboratory Medicine, H5 Pathology Karolinska Institutet Stockholm Sweden
3. Department of Pathology and Cancer Diagnostics, Radiumhemmet Karolinska University Hospital Solna Stockholm Sweden
4. Dermato‐Venereology Clinic Karolinska University Hospital Stockholm Sweden
5. Department of Medical Epidemiology and Biostatistics Karolinska Institutet Stockholm Sweden