@article{Fine1999,
author = {Fine, J.P. and Gray, R.J.},
title= {A proportional hazards model for the subdistribution of a competing risk},
year = {1999},
doi = {10.1080/01621459.1999.10474144},
journal = {Journal of the American Statistical Association},
volume = {94},
pages = {496--509},
}