Radiationdata           Two-column coordinates(X,Y) extracted from
                        published Kaplan Meier curves by ScanIt
                        software
getIPD                  Reconstruct individual patient data (IPD) from
                        Scanned Kaplan-Meier(K-M) curves
getpoints               Extract the coordinates from Kaplan-Meier(K-M)
                        curves by mouse-clicks
imgexp                  A bitmap digital image
plot.getKM              Graph and compare the K-M curve from
                        reconstructed IPD with the read-in coordinates
preprocess              Preprocess the read-in coordinates
summary.getKM           Print the summary of the IPD estimation
survreport              Survival analysis on the reconstructed IPD
