[1] Univ Bergen, Ctr Pharm, Dept Clin Sci, Bergen, Norway
[2] Univ Bergen, Dept Chem, Ctr Pharm, N-5007 Bergen, Norway
[3] Haukeland Hosp, Dept Med, Haematol Sect, BERGEN, Norway
[4] Univ Bergen, Dept Clin Sci, CCBIO, Bergen, Norway
[5] Univ Bergen, Ctr Pharm, Dept Global Publ Hlth & Primary Care, Bergen, Norway