title: Editorial comment.
authors.forename: Maxwell V
authors.initials: MV
authors.lastname: Meng
mesh_terms: D000622:Aminolevulinic Acid / Q000031:analogs & derivatives*; D015653:Cystectomy / Q000379:methods*; D005260:Female; D006801:Humans; D008027:Light; D008297:Male; D009364:Neoplasm Recurrence, Local / Q000000981:diagnostic imaging* / Q000517:prevention & control*; D011877:Radionuclide Imaging; D001749:Urinary Bladder Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology*
chemical_list: D000622:Aminolevulinic Acid; C419924:5-aminolevulinic acid hexyl ester