1. Departments of General Internal Medicine (T.B.K., R.S., L.J.v.T., L.A.B.J., A.H., M.G.N., C.J.T., A.F.H.S., J.d.G.), Division of Vascular and Transplant Surgery, Radboud University Nijmegen Medical Centre, 6500 HB Nijmegen, The Netherlands
2. Division of Human Nutrition (R.S.), Wageningen University, Wageningen, The Netherlands
3. Hematology (J.F.v.V.), Division of Vascular and Transplant Surgery, Radboud University Nijmegen Medical Centre, 6500 HB Nijmegen, The Netherlands
4. Surgery (J.A.P., J.A.v.d.V.), Division of Vascular and Transplant Surgery, Radboud University Nijmegen Medical Centre, 6500 HB Nijmegen, The Netherlands