# Clustering of countries for COVID-19 cases based on disease prevalence, health systems and environmental indicators

> Research article (Chaos Solitons & Fractals, 2021) · cited 41× · AI/ML

**Wikidata**: [openalex:W3181127380](https://www.wikidata.org/wiki/openalex:W3181127380)  
**Source**: https://4ort.xyz/entity/clustering-of-countries-for-covid-19-cases-based-on-disease-prevalence-health-systems-and-environmental-indicators