# Flipped Quick-Response Code Enables Reliable Blood Grouping

> Research article (ACS Nano, 2021) · cited 23× · AI/ML

**Wikidata**: [openalex:W3155965956](https://www.wikidata.org/wiki/openalex:W3155965956)  
**Source**: https://4ort.xyz/entity/flipped-quick-response-code-enables-reliable-blood-grouping