Syndromic Surveillance through Measuring Lexical Shift in Emergency Department Chief Complaint Texts Hafsah Aamer author Bahadorreza Ofoghi author Karin Verspoor author 2016-12 text Proceedings of the Australasian Language Technology Association Workshop 2016 Trevor Cohn editor Melbourne, Australia conference publication aamer-etal-2016-syndromic https://aclanthology.org/U16-1005/ 2016-12 45 53