?:authorAffiliation
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[\'Yale Center for Medical Informatics, Yale University, New Haven, and VA Connecticut Healthcare System, Connecticut. Electronic address: gregory.roytman@yale.edu.\', \'Yale Center for Medical Informatics, Yale University, New Haven, and VA Connecticut Healthcare System, Connecticut.\', \'Department of Orthopaedic Surgery, Duke University, Durham, North Carolina.\', \'Palmer Center for Chiropractic Research, Davenport, Iowa.\']
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