by Giakoumakis, G E, Nomicos, C D, Skountzos, P, Koutroubas, S, Zisos, A, Yiakoumakis, E N, Katsarioti, M C, Kaliakatsos, J A, Rovithi, M, Panayiotakis, G S
Published in Medical physics (Lancaster) (01.01.1993)