| URN | urn:nbn:de:1111-2017021113692 |
|---|---|
| Responsible organisation | Deutsche Nationalbibliothek (für Springer) 60322 Frankfurt am Main |
| Created / last modified | 2017-02-11T05:49:24Z 2017-02-11T23:14:39Z |
| Registered URLs |
|---|
| http://dx.doi.org/10.1186/s12909-016-0845-4 |
| https://d-nb.info/1125234695/34 |
Please contact the responsible organisation if you experience any errors with the URLs.
