title: Editorial Comment.
authors.affiliation: Section of Genitourinary Oncology, Division of Medical Oncology, Department of Medicine, Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles, California.
authors.forename: Amir
authors.initials: A
authors.lastname: Goldkorn
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D009360:Neoplastic Cells, Circulating; D001749:Urinary Bladder Neoplasms / Q000097:blood* / Q000473:pathology*