| URN | urn:nbn:de:101:1-2022072100460410703598 |
|---|---|
| Responsible organisation | Deutsche Nationalbibliothek, Automatisierte URN-Vergabe 60322 Frankfurt am Main |
| Created / last modified | 2022-07-20T22:46:05Z 2022-07-20T22:46:07Z |
| Registered URLs |
|---|
| https://doi.org/10.1186/s12884-022-04679-y |
| https://d-nb.info/1263098908/34 |
Please contact the responsible organisation if you experience any errors with the URLs.
