Corresponding Author

K.G. Jebsen Center for Genetic Epidemiology, Department of Public Health and Nursing, NTNU, Norwegian University of Science and Technology, Trondheim, Norway

Department of Dermatology, Clinic of Orthopaedy, Rheumatology and Dermatology, St. Olavs hospital, Trondheim University Hospital, Trondheim, Norway

Correspondence:

Mari Løset, MD, PhD, K.G. Jebsen Center for Genetic Epidemiology, Department of Public Health and Nursing, NTNU, Norwegian University of Science and Technology, Postboks 8905, N-7491 Trondheim, Norway

E-mail: mari.loset@ntnu.no/mari.loset@stolav.no