[1] Duke University Medical Center, Center for Healthcare Informatics, Durham, NC
[2] Cognitive Science Branch, Lister Hill National Center for Biomedical Communication, US National Library of Medicine
[3] Department of Medicine, Division of Gastroenterology, Washington VA Medical Center, Washington, DC
[4] Department of Obstetrics and Gynecology, Indiana University School of Medicine, Indianapolis, IN
[5] Department of Ophthalmology, University of Oklahoma Health Sciences Center, Oklahoma City, OK
[6] Istituto Tecnologie Biomediche, CNR, Rome
[7] Department of Medicine, Division of Cardiology, University of Utah, Salt Lake City, UT
[8] Department of Nuclear Medicine, Kings College Hospital, London
[9] Department of Pathology, Oregon Health Sciences University, Portland, OR
[10] Division Chief of Diagnostic Sciences, School of Dentistry, University of Texas Health Science Center, Austin, TX
[11] Duke/UNC Program in Medical Informatics, Duke University, Durham, NC