The road to tailored adjuvant chemotherapy for all four non-pancreatic periampullary cancers: An international multimethod cohort study.

Uijterwijk BA, Lemmers DH, Ghidini M, Wilmink JW, Zaniboni A, Fusai GK, Zerbi A, Koerkamp BG, Luyer M, Ghorbani P, Salvia R, White S, Ielpo B, Goh BKP, Boggi U, Kazemier G, House MG, Mavroeidis VK, Björnsson B, Mazzola M, Serradilla M, Korkolis D, Alseidi A, Roberts KJ, Soonawalla Z, Pessaux P, Fisher WE, Koek S, Kent TS, Vladimirov M, Bolm L, Jamieson N, Dalla Valle R, Kleeff J, Mazzotta A, Suarez Muñoz MA, Cabús SS, Ball CG, Berger AC, Ferarri C, Besselink MG, Hilal MA, International Study Group on non-pancreatic periampullary Cancer (ISGACA)