# Cardiothoracic ratio measurement using artificial intelligence: observer and method validation studies

> Research article (BMC Medical Imaging, 2021) · cited 27× · AI/ML

**Wikidata**: [openalex:W3136308213](https://www.wikidata.org/wiki/openalex:W3136308213)  
**Source**: https://4ort.xyz/entity/cardiothoracic-ratio-measurement-using-artificial-intelligence-observer-and-method-validation-studies