PD-004Time to CA19.9 nadir: a clue for defining treatment duration of primary chemotherapy in resectable PDAC. (2nd July 2019) - Peretti, U; Reni, M; Zanon, S; Macchini, M; Mazza, E; Balzano, G; Tamburrino, D; Arcidiacono, P; Massimo, F; Gianni, L