Antitumor immunity as the basis for durable disease-free treatment-free survival in patients with metastatic urothelial cancer ============================================================================================================================== * Jonathan Anker * Sumanta K Pal * Seunghee Kim-Schulze * Huan Wang * Rebecca Halperin * Andrew Uzilov * Naoko Imai * Shingo Eikawa * Takuro Saito * Robert Sebra * Noah M Hahn * Manishkumar Patel * Jingjing Qi * Hui Xie * Nina Bhardwaj * Sacha Gnjatic * Matthew D Galsky