Export byl úspěšný — 
2
Udgivet 2013
...University of Pittsburgh. University Library System....
Full text available from Research Library: 01/01/2013 to 12/31/2015
Full text available from Research Library: 01/01/2017 to 01/31/2017
Electronisk Tidsskrift
4
Udgivet 2013
...University of Pittsburgh. University Library System....
Full text available from Health & Medical Collection: 01/01/2017 to present
Electronisk Serial
8
Udgivet 2015
...University of Pittsburgh. University Library System....
Full text available from Social Science Database: 01/01/2016 to present
Electronisk Serial