# Are ultra‐short heart rate variability features good surrogates of short‐term ones? State‐of‐the‐art review and recommendations

> Research article (Healthcare Technology Letters, 2018) · cited 111× · AI/ML

**Wikidata**: [openalex:W2791211015](https://www.wikidata.org/wiki/openalex:W2791211015)  
**Source**: https://4ort.xyz/entity/are-ultrashort-heart-rate-variability-features-good-surrogates-of-shortterm-ones-stateoftheart-review-and-recommendation