[1] Uppsala Univ, Sect Transplantat Surg, Dept Surg Sci, SE-75185 Uppsala, Sweden
[2] Uppsala Univ, Sect Dermatol & Venereol, Dept Med Sci, SE-75185 Uppsala, Sweden
[3] Uppsala Univ, Sect Expt & Clin Oncol, Dept Immunol Genet & Pathol, SE-75185 Uppsala, Sweden
[4] Uppsala Univ, Uppsala Clin Res Ctr, SE-75185 Uppsala, Sweden
[5] Danderyd Hosp, Karolinska Inst, Unit Dermatol, Inst Clin Sci, Stockholm, Sweden