Reply to Kentaro Inamura's Letter to the Editor re: Mingxiao Feng, Andres Matoso, Gabriel Epstein, et al. Identification of Lineage-specific Transcriptional Factordefined Molecular Subtypes in Small Cell Bladder Cancer. Eur Urol. In press. https://doi.org/10.1016/j. eururo.2023.05.023