Erratum to: Eur J Nucl Med (2007) 34:1156–116110.1007/s00259-006-0333-x

One of the affiliations was missing from the original publication. The full list of affiliations is given here.

G. Storto, A.R. Sorrentino, T. Pellegrino, R. Liuzzi, A. Cuocolo

Department of Biomorphological and Functional Sciences, Institute of Biostructures and Bioimages of the National Council of Research, University Federico II, Naples, Italy

M. Petretta

Department of Internal Medicine, Cardiovascular and Immunological Sciences, University Federico II, Naples, Italy

T. Pellegrino, A. Cuocolo

SDN Foundation, Institute of Diagnostic and Nuclear Development, Naples, Italy