Chest compression fraction determines survival in patients with out-of-hospital ventricular fibrillation

Jim Christenson, Douglas Andrusiek, Siobhan Everson-Stewart, Peter Kudenchuk, David Hostler, Judy Powell, Clifton W. Callaway, Dan Bishop, Christian Vaillancourt, Dan Davis, Tom P. Aufderheide, Ahamed Idris, John A. Stouffer, Ian Stiell, Robert Berg