Electronic Health Records in Ambulatory Care -- A National Survey of Physicians

DesRoches, Catherine M., Campbell, Eric G., Rao, Sowmya R., Donelan, Karen, Ferris, Timothy G., Jha, Ashish, Kaushal, Rainu, Levy, Douglas E., Rosenbaum, Sara, Shields, Alexandra E., Blumenthal, David
N Engl J Med 2008 359: 50-60
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