1 Department of Nuclear Medicine and PET/CT Center, Oncology Institute of Southern Switzerland, Via Ospedale, 12, 6500, Bellinzona, Switzerland. giorgiomednuc@libero.it.
2 Division of Oncology, Oncology Institute of Southern Switzerland, Bellinzona, Switzerland.
3 Department of Nuclear Medicine and PET/CT Center, Oncology Institute of Southern Switzerland, Via Ospedale, 12, 6500, Bellinzona, Switzerland.