# Construction of a Digestive System Tumor Knowledge Graph Based on Chinese Electronic Medical Records: Development and Usability Study

> Research article (JMIR Medical Informatics, 2020) · cited 28× · AI/ML

**Wikidata**: [openalex:W3088981549](https://www.wikidata.org/wiki/openalex:W3088981549)  
**Source**: https://4ort.xyz/entity/construction-of-a-digestive-system-tumor-knowledge-graph-based-on-chinese-electronic-medical-records-development-and-usa