【Specialized for ECG Certification Level 4 Preparation】 Created by a current medical professional and a Level 2 ECG Certification passer! Gratefully, we have received high praise from many people! ✅ Multiple-choice question set (100 questions total) based on actual ECG waveforms ✅ Covers all topics from last year's ECG Certification Level 4 exam ✅ Easy-to-understand explanations for each question ✅ Study at home during your free time ✅ Double-sided color (1/4 slide) The questions are structured around the following basic and frequently tested topics: ・Sinus rhythm/Premature contractions ・Supraventricular/Ventricular tachycardia ・Bundle branch block/Bifascicular block ・ST changes/Abnormal Q waves/P wave abnormalities ・Atrial fibrillation/flutter, etc. Recommended for: ・Those who will be taking the ECG Certification Level 4 exam ・Students, nurses, and medical professionals who want to firmly grasp the basics of ECGs ・Those who want to learn with practical waveforms Created by actual certification passers, this content is perfect for those who want to develop practical skills ✨ Let's take a step forward from "memorizing vaguely" to "being able to read waveforms"!