Detecting Negated and Uncertain Information in Biomedical and Review Texts Noa P Cruz Díaz author 2013-09 text Proceedings of the Student Research Workshop associated with RANLP 2013 Irina Temnikova editor Ivelina Nikolova editor Natalia Konstantinova editor INCOMA Ltd. Shoumen, BULGARIA Hissar, Bulgaria conference publication cruz-diaz-2013-detecting https://aclanthology.org/R13-2007/ 2013-09 45 50