title: One swallow does not make a summer.
authors.affiliation: NIHR Southampton Respiratory Biomedical Research Unit, University Hospital Southampton, Southampton, SO16 6YD, United Kingdom. Electronic address: charlesdeakin@doctors.org.uk.
authors.forename: Charles D
authors.initials: CD
authors.lastname: Deakin
mesh_terms: D016887:Cardiopulmonary Resuscitation; D005260:Female; D006801:Humans; D008297:Male; D058687:Out-of-Hospital Cardiac Arrest; D011673:Pulsatile Flow; D012769:Shock; D017180:Tachycardia, Ventricular; D014693:Ventricular Fibrillation