# The 20 item prosopagnosia index (PI20): relationship with the Glasgow face-matching test

> Research article (Royal Society Open Science, 2015) · cited 64× · AI/ML

**Wikidata**: [openalex:W2190823452](https://www.wikidata.org/wiki/openalex:W2190823452)  
**Source**: https://4ort.xyz/entity/the-20-item-prosopagnosia-index-pi20-relationship-with-the-glasgow-face-matching-test