As an example, calculating the NTCP based on the Lyman-Kutcher-Burman (LKB) model for the endpoint of urethra stricture, we use the following parameters TD50 = 116.7 Gy, m = 0.23, n = 0.3, and α/β = 5.0 Gy. (as published by Panitierri et al.[1], and used in the study of Spohn and Sachpazidis et al.[2]).…