About the Authors
Healthcare Innovation and Policy Unit, Centre for Health Sciences, Barts and The London School of Medicine and Dentistry, London, United Kingdom
Division of Medical Education, University College London, London, United Kingdom
The authors have declared that no competing interests exist.
ICMJE criteria for authorship read and met: TG JR. Agree with the manuscript's results and conclusions: TG JR. Wrote the first draft of the paper: TG. Contributed to the writing of the paper: TG JR.