# Heart Rate Variability during Virtual Reality Activity in Individuals after Hospitalization for COVID-19: A Cross-Sectional Control Study

> Research article (Electronics, 2023) · cited 13× · AI/ML

**Wikidata**: [openalex:W4366550664](https://www.wikidata.org/wiki/openalex:W4366550664)  
**Source**: https://4ort.xyz/entity/heart-rate-variability-during-virtual-reality-activity-in-individuals-after-hospitalization-for-covid-19-a-cross-section