# Multi-Frequency Components Entropy as Novel Heart Rate Variability Indices in Congestive Heart Failure Assessment

> Research article (IEEE Access, 2019) · cited 20× · AI/ML

**Wikidata**: [openalex:W2916347600](https://www.wikidata.org/wiki/openalex:W2916347600)  
**Source**: https://4ort.xyz/entity/multi-frequency-components-entropy-as-novel-heart-rate-variability-indices-in-congestive-heart-failure-assessment