# RETRACTED ARTICLE: A novel IoT–fog–cloud-based healthcare system for monitoring and predicting COVID-19 outspread

> Research article (The Journal of Supercomputing, 2021) · cited 32× · AI/ML

**Wikidata**: [openalex:W3175411218](https://www.wikidata.org/wiki/openalex:W3175411218)  
**Source**: https://4ort.xyz/entity/retracted-article-a-novel-iotfogcloud-based-healthcare-system-for-monitoring-and-predicting-covid-19-outspread