Hercules Dalianis, Sumithra Velupillai and Aron Henriksson participated in the Louhi 2013 Workshop on Health Document Text Mining and Information Analysis. This year it was hosted by NICTA in Sydney, Australia on February 11-12. Sumithra presented the paper “Porting a Rule-based Assertion Classifier for Clinical Text from English to Swedish” by Sumithra Velupillai, Maria Skeppstedt, Maria Kvist, Danielle Mowery (University of Pittsburgh), Brian Chapman (UCSD), Hercules Dalianis and Wendy Chapman (UCSD). Aron presented the paper “Optimizing the Dimensionality of Clinical Term Spaces for Improved Diagnosis Coding Support”, co-authored with Martin Hassel. Hercules was invited to give a keynote, where he talked about detecting hospital-acquired infections from patient records and the results from the Detect-HAI project. A workshop report (in Swedish) is available on request from the author.