{{author}}{{author}}{{($index > metadata.AuthorsAndEtalArray.length-1) ? ',' : '.'}}

Louella Vaughan, Martin Bardsley, Derek Bell, Miranda Davies, Andrew Goddard, Candace Imison, Mariya Melnychuk, Stephen Morris & Anne Marie Rafferty.

Louella Vaughan ^1,*, Martin Bardsley ², Derek Bell ³, Miranda Davies ¹, Andrew Goddard ⁴, Candace Imison ¹, Mariya Melnychuk ⁵, Stephen Morris ⁵, Anne Marie Rafferty ⁶

¹ Nuffield Trust, London, UK
² The Health Foundation, London, UK
³ Imperial College London, London, UK
⁴ Royal College of Physicians, London, UK
⁵ University College London, London, UK
⁶ Florence Nightingale Faculty of Nursing, Midwifery & Palliative Care, King’s College London, London, UK
^* Corresponding author Email: Louella.vaughan@nuffieldtrust.org.uk

Declared competing interests of authors: Stephen Morris reports membership of the following National Institute for Health Research (NIHR) committees: Health Services and Delivery Research (HSDR) Funding Board (2014–19), HSDR Commissioning Board (2014–16), HSDR Synthesis Sub-board (2016–present); Health Technology Assessment (HTA) Clinical Evaluation and Trials Board (Associate Member) (2007–10), HTA Commissioning Board (2009–13) and Public Health Research (PHR) Funding Board (2011–17). Martin Bardsley reports grants from NIHR outside the submitted work.