The assessment of antiangiogenic and antivascular therapies in early-stage clinical trials using magnetic resonance imaging: issues and recommendations - Leach, MO; Brindle, KM; Evelhoch, JL; Griffiths, JR; Horsman, MR; Jackson, A; Jayson, GC; Judson, IR; Knopp, MV; Maxwell, RJ; McIntyre, D (British Journal of Cancer, 2005)