Gudrun Leidig-Bruckner1*, Karin Frank-Raue1, Angela Lorenz1, Thomas J. Musholt2, Arno Schad3 and Friedhelm Raue1 1Practice for Endocrinology and Nuclear Medicine, Brückenstr, 21, 69120 Heidelberg, Germany 2Endocrine Surgery Section, Department of General, Visceral-, and Transplantation Surgery, University Medical Center Mainz, Langenbeckstr. 1, 55131 Mainz, Germany 3Institute of Pathology, Univ...