| cardiosource.com | Journal of the American College of Cardiology |
| ekgreading.com | Journal of Interesting Electrocardiogram |
| heartj.com | Heart Journal; Kasr Al Aini Cardiology Department. Cairo University; |
| oxfordjournals.org | European Society of Cardiology Journals |
| theclinics.com | Cardiology Clinics |
| oupjournals.org | European Heart Journal |
| kup.at | Journal of Clinical and Basic Cardiology |
| jhypertension.com | The Journal of Hypertension |
| jcardiovascularrisk.com | Journal of Cardiovascular Risk |
| ipej.org | Indian Pacing and Electrophysiology Journal |
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