Kenric W. Hammond Efthimis N. Efthimiadis Ryan Laundry Efficient De-identification of Electronic Patient Records for User Cognitive Testing. 2771-2778 2012 HICSS http://doi.ieeecomputersociety.org/10.1109/HICSS.2012.236 conf/hicss/2012 db/conf/hicss/hicss2012.html#HammondEL12