tsdf calculates optimal Zhong’s two-/three-stage Phase
II designs, generates two-/three-stage Phase 1 dose finding decision
table and allows user to run dose-finding simulations using customized
decision table. ### Installation To install from CRAN:
install.packages("tsdf")To install latest version from github :
install.packages("devtools")
devtools::install_github("wguo1990/tsdf")[1] Bob Zhong, Single-arm phase IIA clinical trials with go/no-go decisions, 2012