title: [Witnessed cardiac arrest outside a hospital. A prospective study].
authors.forename: H V
authors.initials: HV
authors.lastname: Clausen
authors.forename: C J
authors.initials: CJ
authors.lastname: Erichsen
authors.forename: K
authors.initials: K
authors.lastname: Lyngborg
mesh_terms: D000368:Aged; D000552:Ambulances; D003718:Denmark; D005260:Female; D006323:Heart Arrest / Q000401:mortality / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies; D012151:Resuscitation; D013997:Time Factors
vernacular_title: Bevidnet hjertestop uden for hospital. En prospektiv undersøgelse.