Oleg Ivanov

Syndrome and outbreak detection using chief-complaint data--experience of the Real-Time Outbreak and Disease Surveillance project.

W. Chapman, W. Wong, M. Wagner, 2004, MMWR supplements.

Accuracy of three classifiers of acute gastrointestinal syndrome for syndromic surveillance

Wendy W. Chapman, Michael M. Wagner, Robert T. Olszewski, 2002, AMIA.

Classifying free-text triage chief complaints into syndromic categories with natural language processing

Peter J. Haug, Wendy W. Chapman, Lee M. Christensen, 2005, Artif. Intell. Medicine.

Research Paper: Detection of Pediatric Respiratory and Diarrheal Outbreaks from Sales of Over-the-counter Electrolyte Products

J. Marc Overhage, Shaun J. Grannis, Michael M. Wagner, 2003, J. Am. Medical Informatics Assoc..

Detection of Pediatric Respiratory and Gastrointestinal Outbreaks from Free-Text Chief Complaints

Michael M. Wagner, William R. Hogan, Per H. Gesteland, 2003, AMIA.

Evaluating Natural Language Processing Applications Applied to Outbreak and Disease Surveillance

Wendy W. Chapman, Michael M. Wagner, John N. Dowling, 2004 .