# organ system cancer

> cancer that is classified based on the organ it starts in

**Wikidata**: [Q18553400](https://www.wikidata.org/wiki/Q18553400)  
**Source**: https://4ort.xyz/entity/organ-system-cancer


## References

1. Disease Ontology
2. [Identifiers.org](https://registry.identifiers.org/registry/doid)
3. UMLS 2023