Loudos, George K. Papadimitroulas, Panagiotis Zotos, Panteleimon and Tsougos, Ioannis Georgoulias, Panagiotis, Development and evaluation of QSPECT open-source software for the
iterative reconstruction of SPECT images, Nuclear Medicine Communications, (31), 558-566, 2010, Lippincott, Williams & Wilkins, 0143-3636, 1473-5628