Malmström, Per-Uno. “Cystoscopic Surveillance of Patients With Non-Muscle-Invasive Bladder Cancer Revisited”. Scandinavian Journal of Urology 54, no. 5 (September 2, 2020): 364–366. Accessed June 25, 2026. https://medicaljournalssweden.se/SJU/article/view/11729.