# The Role of Intravenous Contrast Agent in the Sonographic Assessment of Crohn’s Disease Activity: Is Contrast Agent Injection Necessary?

> Research article (Journal of Crohn s and Colitis, 2018) · cited 35× · AI/ML

**Wikidata**: [openalex:W2905344716](https://www.wikidata.org/wiki/openalex:W2905344716)  
**Source**: https://4ort.xyz/entity/the-role-of-intravenous-contrast-agent-in-the-sonographic-assessment-of-crohns-disease-activity-is-contrast-agent-inject