title: Research and quality improvement: drawing lines in the grey zone.
authors.forename: Lawrence H
authors.initials: LH
authors.lastname: Brown
authors.forename: Manish N
authors.initials: MN
authors.lastname: Shah
authors.forename: James J
authors.initials: JJ
authors.lastname: Menegazzi
mesh_terms: D004632:Emergency Medical Services; D006302:Health Services Research / Q000941:ethics*; D011785:Quality Assurance, Health Care; D014481:United States