Record save: In the Boston Medical Center’s emergency department, Vera Sinue might have been subjected to a CT scan and other tests. But new electronic medical links with her community health center reassured doctors that her mysterious vomiting was not an acute issue. Credit: Guido Vitti

A crow flying from Vera Sinue's apartment in Boston's Roxbury neighborhood to her job as an insurance representative near the Charles River in Brighton would skirt the edge of the Longwood Medical Area, a district of medical institutions including Brigham and Women's Hospital, Beth Israel Deaconess Medical Center, Children's Hospital, the Dana-Farber Cancer Institute, and Harvard Medical School. These institutions are among the nation's most respected. They supplied some of the experts now leading the Obama administration's effort to reform the nation's health-care system.

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