1. Challenges in paediatric procedural sedation: political, economic, and clinical aspects 
K.P. Mason 
British Journal of Anaesthesia 
Volume 113, Pages ii48-ii62 (December 2014)
DOI: /bja/aeu387
Copyright © 2014 The Author(s) Terms and Conditions

2. Fig 1
Volume of potentially discretionary anaesthesia service use and associated payments among commercially insured patients during 2003– ©2012 American Medical Association. All rights reserved.
British Journal of Anaesthesia  , ii48-ii62DOI: ( /bja/aeu387)
Copyright © 2014 The Author(s) Terms and Conditions

3. Fig 2
Adverse sedation event-reporting tool199, by permission of Oxford University Press.
British Journal of Anaesthesia  , ii48-ii62DOI: ( /bja/aeu387)
Copyright © 2014 The Author(s) Terms and Conditions