# Designing Difference in Difference Studies: Best Practices for Public Health Policy Research

> Research article (Annual Review of Public Health, 2018) · cited 1,460× · AI/ML

**Wikidata**: [openalex:W2783319287](https://www.wikidata.org/wiki/openalex:W2783319287)  
**Source**: https://4ort.xyz/entity/designing-difference-in-difference-studies-best-practices-for-public-health-policy-research