TURKISH JOURNAL OF EMERGENCY MEDICINE, cilt.21, sa.2, ss.56-61, 2021 (ESCI)
OBJECTIVE: The aim of this randomized, cross-over trial is to reveal the effect of smartphone cardio-pulmonary resuscitation (CPR) feedback applications (App) on a group of lay rescuers' chest compression-only CPR quality metrics. Quality metrics is measured initially and after 3 months.