1. When it's heart attack, every minute counts Publication: [Australia] : Heart Foundation, [19--] Subject(s): AmbulancesHeart ArrestEmergenciesEmergency Treatment
2. Help!!: dial 116 Publication: [Bethesda, Md.] : Division of Safety, National Institutes of Health, [199-?] Subject(s): EmergenciesAmbulancesFiresHazardous Substances