# N-Phase Local Expansion Ratio for Characterizing Out-of-Phase Lung Ventilation

> Research article (IEEE Transactions on Medical Imaging, 2019) · cited 19× · AI/ML

**Wikidata**: [openalex:W2997483170](https://www.wikidata.org/wiki/openalex:W2997483170)  
**Source**: https://4ort.xyz/entity/n-phase-local-expansion-ratio-for-characterizing-out-of-phase-lung-ventilation