| URN | urn:nbn:de:101:1-2021111619520162055216 |
|---|---|
| Responsible organisation | Deutsche Nationalbibliothek, Automatisierte URN-Vergabe 60322 Frankfurt am Main |
| Created / last modified | 2021-11-16T18:52:03Z 2021-11-16T18:52:03Z |
| Registered URLs |
|---|
| https://doi.org/10.1186/s13063-021-05550-9 |
| https://d-nb.info/124592012X/34 |
Please contact the responsible organisation if you experience any errors with the URLs.
