# Improving clinical trial efficiency using a machine learning‐based risk score to enrich study populations

> Research article (European Journal of Heart Failure, 2022) · cited 22× · AI/ML

**Wikidata**: [openalex:W4229058809](https://www.wikidata.org/wiki/openalex:W4229058809)  
**Source**: https://4ort.xyz/entity/improving-clinical-trial-efficiency-using-a-machine-learningbased-risk-score-to-enrich-study-populations