AUTHOR=Zacchi Francesca , Sordo Anna , Torresan Irene , Lorenzi Clara , Tasselli Ester , Pafumi Sarah , Palmerio Silvia , Durante Emilia , Inzerilli Nicola , Pellicciari Mattia , Pastorelli Davide , Milella Michele , Lorenzoni Giulia , Merler Sara , Zivi Andrea TITLE=Clinical outcomes of avelumab and pembrolizumab in advanced urothelial cancer: an observational multicenter retro-prospective study on patients undergoing treatment in clinical practice (AVePEm study) JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1532421 DOI=10.3389/fonc.2025.1532421 ISSN=2234-943X