1747P Impact of prior chemotherapy (Chemo) on pembrolizumab (Pembro) response in urothelial cancer (UC): Exploratory analysis of the phase III KEYNOTE-045 study
De Wit R, Vaughn D, Fradet Y, Fong L, Vogelzang N, Duran M, Necchi A, Petrylak D, Gerritsen W, Gurney H, Quinn D, Culine S, Sternberg C, Bajorin D, Choueiri T, Xu J, Imai K, Moreno B, Bellmunt J, Lee J. 1747P Impact of prior chemotherapy (Chemo) on pembrolizumab (Pembro) response in urothelial cancer (UC): Exploratory analysis of the phase III KEYNOTE-045 study. Annals Of Oncology 2022, 33: s1336-s1337. DOI: 10.1016/j.annonc.2022.07.1825.Peer-Reviewed Original Research