[1] Karolinska Inst, Dept Oncol Pathol, Stockholm, Sweden
[2] Karolinska Inst, Dept Pathol, Stockholm, Sweden
[3] Gavle Cent Hosp, Dept Resp Med, Gavle, Sweden
[4] Karolinska Inst, Oncol & Pathol, Stockholm, Sweden
[5] Karolinska Univ Hosp, Oncol, Stockholm, Sweden
[6] Lund Univ, Dept Clin Sci, Div Oncol & Pathol, Lund, Sweden