Reply to John Samuel Banerji's Letter to the Editor re: Constantijn HJ Muselaers, Otto C. Boerman, Egbert Oosterwijk, Johannes F. Langenhuijsen, W JG Oyen, Peter FA Mulders. Indium-111-Labeled Girentuximab ImmunoSPECT as a Diagnostic Tool in Clear Cell Renal Cell Carcinoma. Eur Urol 2013;63:1101-6