1. Kvarterskliniken Lorensberg; Gothenburg Sweden
2. Kvarterskliniken Husaren; Gothenburg Sweden
3. Department of Dermatology; Sahlgrenska University Hospital; Gothenburg Sweden
4. Departments of Neuroscience and Medical Sciences; Uppsala University; Uppsala Sweden
5. Department of Internal Medicine and Clinical Nutrition; Sahlgrenska Academy at University of Gothenburg; Sweden