So what? The challenge of doing "need to know" versus "would like to know" research.
Hughes
Ronda G
RG
Agency for Healthcare Research and Quality, US Department of Health and Human Services, Rockville, MD, USA. Ronda.Hughes@ahrq.hhs.gov
Clancy
Carolyn M
CM
D019317:Evidence-Based Medicine; D006292:Health Priorities; D006302:Health Services Research; D007255:Information Services