title: Comparison of open and closed chest compressions after traumatic arrest.
authors.affiliation: Division of Traumatology, Surgical Critical Care and Emergency Surgery, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Mark J
authors.initials: MJ
authors.lastname: Seamon
mesh_terms: D016887:Cardiopulmonary Resuscitation; D006336:Heart Massage; D013909:Thorax