Automated extraction of ejection fraction for quality measurement using regular expressions in Unstructured Information Management Architecture (UIMA) for heart failure.
Jennifer H. GarvinScott L. DuVallBrett R. SouthBruce E. BrayDaniel BoltonJulia HeavirlandSteve PickardPaul HeidenreichShuying ShenCharlene R. WeirMatthew H. SamoreMary K. GoldsteinPublished in: J. Am. Medical Informatics Assoc. (2012)