[1] Uppsala Univ, Dept Surg Sci, Uppsala, Sweden
[2] Uppsala Univ, Uppsala, Sweden
[3] Univ Gothenburg, Gothenburg, Sweden
[4] Uppsala Univ, Dept Immunol Genet & Pathol, Uppsala, Sweden
[5] NIH, Sect Med Neuroendocrinol, Bethesda, MD USA
[6] Karolinska Inst, Dept Oncol Pathol, Stockholm, Sweden
[7] Uppsala Univ, Dept Med Sci, Uppsala, Sweden