Slow heart rate – bradycardia: MedlinePlus Medical Encyclopedia
American Heart Association website. Bradycardia: slow heart rate. www.heart.org/en/health-topics/arrhythmia/about-arrhythmia/bradycardia–slow-heart-rate. Updated September 25, 2024. Accessed July 22, 2026. Kusumoto FM, Schoenfeld MH, Barrett C, et al. 2018 ACC/AHA/HRS Guideline on the…
