[1] Univ Tubingen Hosp, Dept Diagnost & Intervent Radiol, D-72076 Tubingen, Germany
[2] Univ Tubingen Hosp, Dept Radiat Protect, D-72076 Tubingen, Germany
[3] Univ Tubingen Hosp, Dept Endocrinol & Diabet Vasc Med Nephrol & Clin, D-72076 Tubingen, Germany