Pate, A., Sperrin, M., Riley, R. D., Peek, N., Van Staa, T., Sergeant, J. C., Mamas, M. A., Lip, G. Y. H., O'Flaherty, M., Barrowman, M., Buchan, I., & Martin, G. P. (in press). Calibration plots for multistate risk predictions models. Statistics in Medicine, https://doi.org/10.1002/sim.10094