Datasets:
metadata
license: apache-2.0
tags:
- medical
size_categories:
- 10M<n<100M
Use this to ensure a proper dissemination of your PMC data.
| License | Attribution Required | Commercial Use Allowed | Derivatives Allowed | Share-Alike Required | Notes / Typical Use |
|---|---|---|---|---|---|
| CC BY | ✅ Yes | ✅ Yes | ✅ Yes | ❌ No | Most permissive CC license. Others can remix, adapt, and build upon the work, even commercially, as long as credit is given. |
| CC BY-SA | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | Derivatives must be licensed under the same terms. Often compared to “copyleft” in open-source software. |
| CC BY-ND | ✅ Yes | ✅ Yes | ❌ No | ❌ No | Redistribution allowed, including commercially, but the work must remain unchanged and whole. |
| CC BY-NC | ✅ Yes | ❌ No | ✅ Yes | ❌ No | Allows remixing and adapting, but only for non-commercial purposes. |
| CC BY-NC-SA | ✅ Yes | ❌ No | ✅ Yes | ✅ Yes | Non-commercial use only, and derivatives must use the same license. |
| CC BY-NC-ND | ✅ Yes | ❌ No | ❌ No | ❌ No | Most restrictive CC license: allows downloading and sharing with credit, but no changes and no commercial use. |
| CC0 | ❌ No | ✅ Yes | ✅ Yes | ❌ No | Public-domain dedication. The creator waives all rights to the extent possible. No attribution required. |
| NO-CC CODE | ❌ Depends on author | ❌ Depends | ❌ Depends | ❌ Depends | Not a Creative Commons license. Rights and permissions are defined solely by the author or publisher. |
You can assume that if the PMC/PMID is not in this table and the document is from before November 30 2025, there is no license and full copy right is reserved.