title: Ask the expert. The "halo effect" that occurs when trauma centers are in place.
authors.affiliation: R Adams Cowley Shock Trauma Center, University of Maryland Medical Center, Baltimore, MD, USA. JSPEARMAN@umm.edu
authors.forename: John H
authors.initials: JH
authors.lastname: Spearman
mesh_terms: D001291:Attitude of Health Personnel; D015987:Effect Modifier, Epidemiologic; D006740:Hospital Administrators / Q000523:psychology*; D006801:Humans; D007857:Leadership; D011287:Prejudice; D011785:Quality Assurance, Health Care / Q000458:organization & administration*; D012938:Social Perception; D014193:Trauma Centers / Q000458:organization & administration*