# Novel tools for a learning health system: a combined difference-in-difference/regression discontinuity approach to evaluate effectiveness of a readmission reduction initiative

> Research article (BMJ Quality & Safety, 2019) · cited 11× · AI/ML

**Wikidata**: [openalex:W2994881884](https://www.wikidata.org/wiki/openalex:W2994881884)  
**Source**: https://4ort.xyz/entity/novel-tools-for-a-learning-health-system-a-combined-difference-in-difference-regression-discontinuity-approach-to-evalua