(Q48481865)
Statements
1 reference
Extended working hours and health (English)
1 reference
Britta Raediker
1 reference
Daniela Janssen
1 reference
Carsten Schomann
1 reference
Friedhelm Nachreiner
1 reference
1 January 2006
1 reference
23
1 reference
6
1 reference
1305-1316
1 reference