[1] Linkoping Univ, Dept Clin & Expt Med, Linkoping, Sweden
[2] Linkoping Univ, Dept Neurosurg, Linkoping, Sweden
[3] Linkoping Univ, Dept Adv Home Care, Linkoping, Sweden
[4] Poznan Univ Med Sci, Dept Pharmaceut Biochem, Poznan, Poland
[5] Dist Hosp, Dept Oncol, Kalmar, Sweden
[6] Ryhov Hosp, Dept Oncol, Jonkoping, Sweden
[7] Linkoping Univ, Dept Clin Pathol, Linkoping, Sweden