Sources

• Electrocardiography for Healthcare Professionals, 6th Edition Kathryn Booth and Thomas O'Brien
  ISBN10: 1265013470, ISBN13: 9781265013479
  McGraw Hill, 2023
  
• Rapid Interpretation of EKG's, Sixth Edition
  Dale Dublin
  Cover Publishing Company
• EKG Reference Guide
  EKG.Academy
  
• 12 Lead EKG for Nurses: Simple Steps to Interpret Rhythms, Arrhythmias, Blocks, Hypertrophy, Infarcts, & Cardiac Drugs
  Aaron Reed
  Create Space Independent Publishing
• Heart Sounds and Murmurs: A Practical Guide with Audio CD-ROM 3rd Edition
  Elsevier-Health Sciences Division
  Barbara A. Erickson, PhD, RN, CCRN
• The Virtual Cardiac Patient: A Multimedia Guide to Heart Sounds, Murmurs, EKG Jonathan Keroes, David Lieberman
  Publisher: Lippincott Williams & Wilkin)
  ISBN-10: 0781784425; ISBN-13: 978-0781784429
• Project Semilla, UCLA Emergency Medicine, EKG Training Breena R. Taira, MD, MPH
• ECG Reference Guide
  PracticalClinicalSkills.com