# Visual Impairment Screening Assessment (VISA) tool: pilot validation

> Research article (BMJ Open, 2018) · cited 19× · AI/ML

**Wikidata**: [openalex:W2792904722](https://www.wikidata.org/wiki/openalex:W2792904722)  
**Source**: https://4ort.xyz/entity/visual-impairment-screening-assessment-visa-tool-pilot-validation