# Validity and usability testing of a health systems guidance appraisal tool, the AGREE-HS

> Research article (Health Research Policy and Systems, 2018) · cited 12× · AI/ML

**Wikidata**: [openalex:W2809365483](https://www.wikidata.org/wiki/openalex:W2809365483)  
**Source**: https://4ort.xyz/entity/validity-and-usability-testing-of-a-health-systems-guidance-appraisal-tool-the-agree-hs