Randomized trial comparing monthly low-dose leucovorin and fluorouracil bolus with bimonthly high-dose leucovorin and fluorouracil bolus plus continuous infusion for advanced colorectal cancer: a French intergroup study. - de Gramont,A.; Bosset,J.F.; Milan,C.; Rougier,P.; Bouche,O.; Etienne,P.L.; Morvan,F.; Louvet,C.; Guillot,T.; Francois,E.; Bedenne,L. (J Clin Oncol, 1997)