Screening Twitter Users for Depression and PTSD with Lexical Decision Lists Ted Pedersen author 2015-jun 5 text Proceedings of the 2nd Workshop on Computational Linguistics and Clinical Psychology: From Linguistic Signal to Clinical Reality Association for Computational Linguistics Denver, Colorado conference publication pedersen-2015-screening 10.3115/v1/W15-1206 https://aclanthology.org/W15-1206/ 2015-jun 5 46 53