[1] Univ Hosp Orebro, Dept Dermatol, S-70185 Orebro, Sweden
[2] Univ Orebro, Fac Med & Hlth, SE-70182 Orebro, Sweden
[3] Orebro Cty Council, Dept Pharmacol & Therapeut, Orebro, Sweden
[4] Linnaeus Univ, Dept Hlth & Caring Sci, Kalmar, Sweden
[5] Linkoping Univ, Dept Med & Hlth Sci, Linkoping, Sweden
[6] Ersta Skondal Univ Coll, Palliat Res Ctr, Stockholm, Sweden
[7] Ersta Hosp, Stockholm, Sweden