Interim pharmacokinetic (PK) and pharmacodynamic (PD) data from the first-in-human study of NUC-3373, a pyrimidine nucleotide analogue, in patients with advanced solid tumors by Ghazaly, E, Woodcock, V, Spilipoulou, P, Spiers, L, Moschandreas, J, Griffiths, L, Gnanaranjan, C, Harrison, D, Evans, T, Blagden, S