Werke:
- Smartphone based alerting of first responders during the corona virus disease-19 pandemic : : an observational study
- Association of GPS-based logging and manual confirmation of the first responders’ arrival time in a smartphone alerting system: an observational study
- Observational study on implications of the COVID-19-pandemic for cardiopulmonary resuscitation in out-of-hospital cardiac arrest: qualitative and quantitative insights from a model region in Germany