ASCO GU: Predictive value of fibroblast growth factor receptor (FGFR) alterations on anti-PD-(L)1 treatment outcomes in patients (Pts) with advanced urothelial cancer (UC): Pooled analysis of real-world data Date Published: Poster: https://ascopubs.org/doi/abs/10.1200/JCO.2020.38.6_suppl.493