Department of Oncology and Pathology, Cancer Center Karolinska, Karolinska Institute, Karolinska University Hospital, Stockholm, Sweden

C. Worrall, N. Suleymanova, C. Crudden, I. Trocoli Drakensjö, E. Candrea, D. Nedelcu, L. Girnita & A. Girnita

Dermatology Department, Karolinska University Hospital, Stockholm, Sweden

I. Trocoli Drakensjö & A. Girnita

Department of Dermatology, University of Medicine and Pharmacy ‘Iuliu Hatieganu’, Cluj-Napoca, Romania

E. Candrea

Departments of Animal Sciences and Applied Biological Chemistry, Graduate School of Agriculture and Life Sciences, The University of Tokyo, Tokyo, Japan

S. -I. Takahashi

Correspondence to L. Girnita or A. Girnita.