| Name | Info | Provider | Link |
|---|---|---|---|
| subscription/membership/fee required | Elsevier Science | https://linkinghub.elsevier.com/retrieve/pii/S1043-6618(19)30148-3 | |
| Arrhythmia | free resource | MedlinePlus Health Information | https://medlineplus.gov/arrhythmia.html |
| subscription/membership/fee required | Ovid Technologies, Inc. | http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31028906.ui |