@article {1504150,
	title = {Extraction of events and temporal expressions from clinical narratives},
	journal = {Journal of Biomedical Informatics},
	volume = {46},
	number = {Supplement},
	year = {2013},
	pages = {S13-S19},
	url = {https://doi.org/10.1016/j.jbi.2013.08.010},
	author = {Prateek Jindal and Dan Roth}
}
