Phase II open-label study of S-588410 as maintenance monotherapy after first-line platinum-containing chemotherapy in patients with advanced or metastatic urothelial carcinoma - Toshinari Yamasaki; Kenji Igarashi; Osamu Ogawa; Takahiro Hasegawa; Tomoaki Fujioka; Satoru Takashima; Syed A. Hussain; Nobuaki Shimizu; Wataru Obara; Motofumi Iguchi (Journal of Clinical Oncology, 2021)