Fluorouracil, high-dose folinic acid, low dose alpha-2b interferon and dipyridamole in the treatment of advanced colorectal cancer - Zaniboni, A; Marpicati, P; Simoncini, E; Montini, E; Meriggi, F; Arcangeli, G; Bonera, F; Braga, M; Ragni, F; Marini, G (A pilot study, 1991)