@article {1490111,
	title = {De-identification of clinical notes via recurrent neural network and conditional random field},
	journal = {Journal of Biomedical Informatics},
	volume = {75},
	number = {Supplement},
	year = {2017},
	pages = {S34-S42},
	url = {https://doi.org/10.1016/j.jbi.2017.05.023},
	author = {Zengjian Liu and Buzhou Tang and Xiaolong Wang and Qingcai Chen}
}
