Reply to: Quantification of 18F-DCFPyL Uptake: TBR versus Patlak's Analysis

REPLY: We thank Drs. Laffon, de Clermont, and Marthan for their positive letter on our paper ([1][1] , [2][2]). They effectively argue that the tumor-to-blood ratio (TBR) can be seen as a simplification of a Patlak’s analysis—which in turn should be seen as a simplification of full