Published on in Vol 13, No 4 (2011): Oct-Dec
1 School of Library and Information Studies, University of Wisconsin-Madison, Madison, WI, United States
2 Biostatistics and Medical Informatics, School of Medicine and Public Health, University of Wisconsin-Madison, Madison, WI, United States
3 Institute for Healthcare Informatics, College of Information Science and Technology, Drexel University, Philadelphia, PA, United States
4 Division of Specialized Information Services, National Library of Medicine, Bethesda, MD, United States