Chemoablation Or Bladder Resection With Adjuvant Chemotherapy in Recurrent Non-Muscle Invasive Bladder Cancer — StellaPhase 4 — Post-approval study. The treatment has been approved, but researchers continue monitoring it in a large population over time.
Trial locations(8 sites)
Denmark
Aalborg University Hospital, Aalborg Aarhus University Hospital, Aarhus N Herlev and Gentofte Hospital, Herlev Zealand University Hospital, Roskilde, Roskilde Iceland
Landspítali University Hospital, Reykjavik Norway
Haukeland University Hospital, Bergen Vestfold Hospital Trust, Tønsberg Sweden
NU Hospital Group, Uddevalla Last updated October 2025