Nicolae L. Sandor Stephen Skentzos Alexander Turchin Canary - a Graphic User Interface to a Heuristic NLP Engine. 2015 AMIA https://knowledge.amia.org/59310-amia-1.2741865/t005-1.2744350/f005-1.2744351/2248348-1.2744622/2244203-1.2744619 conf/amia/2015 db/conf/amia/amia2015.html#SandorST15