calipers
emergency dysrhythmias and ecg injury patterns
if youre new to ecg interpretation or need a basic refresher this book is for you . this text is ideal for the first responder or beginning emt . it follows a step by step approach to interpretation while providing information on the clinical significance of dysrhythmias and interventions . many practice opportunities are provided to allow the student to develop their interpretation skills . an introduction to the more advanced level 12 lead interpretation is also provided .