# Map development

- [Data preparation](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/6.1-data-preparation.md)
- [Authoring](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/6.2-authoring.md)
- [Validation and review](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/6.3-validation-and-review.md)
- [Evaluate and test](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/7-evaluate-and-test.md)
- [Revise and maintain](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/8-revise-and-maintain.md)
- [Mapping to SNOMED CT](https://docs.snomed.org/snomed-ct-practical-guides/snomed-ct-mapping-guide/map-development/9-mapping-to-snomed-ct.md)