title: Health information exchanges--what's working?
authors.affiliation: SharedHealth, Chattanooga, TN, USA.
authors.forename: Rick
authors.initials: R
authors.lastname: Krohn
mesh_terms: D017598:Efficiency, Organizational; D008498:Medical Record Linkage / Q000379:methods*; D016347:Medical Records Systems, Computerized / Q000458:organization & administration; D012040:Regional Health Planning; D014481:United States