1. How hospital activity in the NHS has changed over time;Maguire,2016
2. Diagnostic radiography workforce report 2018,2018
3. Implementing 7 Day working in imaging departments: good practice guidance A report from the national imaging clinical advisory group,2012
4. The radiography workforce: current challenges and changing needs,2016
5. Sleep loss and fatigue in shift work and shift work disorder;Akerstedt;Sleep Med Clin,2009