@InProceedings{U12-1019, author = "Lui, Marco", title = "Feature Stacking for Sentence Classification in Evidence-Based Medicine", booktitle = "Proceedings of the Australasian Language Technology Association Workshop 2012", year = "2012", pages = "134--138", location = "Dunedin, New Zealand", url = "http://aclweb.org/anthology/U12-1019" }