1. Institute of Nuclear and Radiological Sciences and Technology, Energy & Safety; N.C.S.R. ‘Demokritos’; 15310; Aghia Paraskevi; Greece
2. Department of Nuclear Medicine; University Hospital of Larissa; 41110; Mezourlo; Larissa; Greece
3. Department of Medical Instruments Technology; Technological Educational Institute of Athens; Aghiou Spyridonos 28; 12210; Egaleo; Greece