Chang, Sam S Re: PD-L1 Expression in Tumor Cells and the Immunologic Milieu of Bladder Carcinomas: A Pathologic Review of 165 Cases. [electronic resource] - The Journal of urology 05 2020 - 880 p. digital Publication Type: Journal Article; Comment ISSN: 1527-3792 Standard No.: 10.1097/JU.0000000000000778.02 doi Subjects--Topical Terms: B7-H1 AntigenHumansImmunohistochemistryUrinary Bladder Neoplasms