Evaluation of matched control algorithms in EHR-based phenotyping studies: A case study of inflammatory bowel disease comorbidities. - Victor M. Castro; W. Kay Apperson; Vivian S. Gainer; Ashwin N. Ananthakrishnan; Alyssa P. Goodson; Taowei David Wang; Christopher D. Herrick; Shawn N. Murphy (J. Biomed. Informatics, 2014)