%0 Conference Proceedings %T A preliminary study on automatic identification of patient smoking status in unstructured electronic health records %A Jonnagaddala, Jitendra %A Dai, Hong-Jie %A Ray, Pradeep %A Liaw, Siaw-Teng %Y Cohen, Kevin Bretonnel %Y Demner-Fushman, Dina %Y Ananiadou, Sophia %Y Tsujii, Jun-ichi %S Proceedings of BioNLP 15 %D 2015 %8 July %I Association for Computational Linguistics %C Beijing, China %F jonnagaddala-etal-2015-preliminary %R 10.18653/v1/W15-3818 %U https://aclanthology.org/W15-3818/ %U https://doi.org/10.18653/v1/W15-3818 %P 147-151