| URN | urn:nbn:de:1111-201710292477 |
|---|---|
| Responsible organisation | Deutsche Nationalbibliothek (für Springer) 60322 Frankfurt am Main |
| Created / last modified | 2017-10-28T23:23:28Z 2017-10-29T23:04:26Z |
| Registered URLs |
|---|
| http://dx.doi.org/10.1186/s12909-017-0974-4 |
| https://d-nb.info/1142670570/34 |
Please contact the responsible organisation if you experience any errors with the URLs.
