# ECG-Based Indices to Characterize Persistent Atrial Fibrillation Before and During Stepwise Catheter Ablation

> Research article (Frontiers in Physiology, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3146845726](https://www.wikidata.org/wiki/openalex:W3146845726)  
**Source**: https://4ort.xyz/entity/ecg-based-indices-to-characterize-persistent-atrial-fibrillation-before-and-during-stepwise-catheter-ablation