1. Ultrasound-guided radial artery cannulation in adult and paediatric populations: a systematic review and meta-analysis 
Leigh White, Alice Halpin, Marianne Turner, Laurent Wallace 
British Journal of Anaesthesia 
Volume 116, Issue 5, Pages (May 2016)
DOI: /bja/aew097
Copyright © 2016 The Author(s) Terms and Conditions

2. Fig 1
Study identification algorithm. This diagram outlines the filtering process from the literature search through to study inclusion.
British Journal of Anaesthesia  , DOI: ( /bja/aew097)
Copyright © 2016 The Author(s) Terms and Conditions

3. Fig 2
The forest plot depicting first-attempt success in adult patients.
British Journal of Anaesthesia  , DOI: ( /bja/aew097)
Copyright © 2016 The Author(s) Terms and Conditions

4. Fig 3
The forest plot depicting first-attempt success in paediatric patients.
British Journal of Anaesthesia  , DOI: ( /bja/aew097)
Copyright © 2016 The Author(s) Terms and Conditions