[1] UNIV TROMSO,IMB,DEPT BIOCHEM,TROMSO,NORWAY
[2] UNIV HEIDELBERG,INST ULTRASTRUCT RES SKIN,HEIDELBERG,GERMANY
[3] UNIV ZURICH HOSP,DEPT DERMATOL,CH-8091 ZURICH,SWITZERLAND
[4] UNIV TROMSO HOSP,DEPT MED GENET,N-9012 TROMSO,NORWAY
[5] NATL HOSP NORWAY,INST FORENS MED,OSLO,NORWAY
[6] NATL HOSP NORWAY,DEPT DERMATOL,OSLO,NORWAY
[7] UNIV OSLO,OSLO,NORWAY
[8] UNIV MUNSTER,DEPT DERMATOL,MUNSTER,GERMANY