Basal calcitonin levels and the response to pentagastrin stimulation in patients after kidney transplantation or on chronic hemodialysis as indicators of medullary carcinoma. - Kotzmann,H.; Schmidt,A.; Scheuba,C.; Kaserer,K.; Watschinger,B.; Soregi,G.; Niederle,B.; Vierhapper,H. (Thyroid, 1999)