@article{de Wreede2010,
author = {de Wreede, L.C. and Fiocco, M. and Putter, H. },
title= {The mstate package for estimation and prediction in non- and semi-parametric multi-state and competing risks models},
year = {2010},
doi = {10.1016/j.cmpb.2010.01.001},
journal = {Computer Methods and Programs in Biomedicine },
volume = {99},
pages = {261--274},
}