[1] Univ Gothenburg, Sahlgrenska Acad, Dept Med Radiat Sci, Gothenburg, Sweden
[2] Sahlgrens Univ Hosp, Dept Oncol, Gothenburg, Sweden
[3] Paul Scherrer Inst, Ctr Radiopharmaceut Sci ETH PSI USZ, Villigen, Switzerland
[4] Paul Scherrer Inst, Lab Radiochem, Villigen, Switzerland