| Authors: |
Powell PA; Sheffield Centre for Health and Related Research, School of Medicine and Population Health, University of Sheffield, Regent Court, 30 Regent Street, Sheffield, S1 4DA, UK. p.a.powell@sheffield.ac.uk., Gale V; Sheffield Centre for Health and Related Research, School of Medicine and Population Health, University of Sheffield, Regent Court, 30 Regent Street, Sheffield, S1 4DA, UK., Singh G; Gurdas Singh Consulting, London, UK., Sutton A; Sheffield Centre for Health and Related Research, School of Medicine and Population Health, University of Sheffield, Regent Court, 30 Regent Street, Sheffield, S1 4DA, UK., Verstraete J; Department of Paediatrics and Child Health, University of Cape Town, Cape Town, South Africa., Devlin N; Melbourne School of Population and Global Health, University of Melbourne, Melbourne, VIC, Australia., Herdman M; Saw Swee Hock School of Public Health, National University of Singapore, Singapore, Singapore., Schieskow S; Department of Health Economics and Health Care Management, School of Public Health, Bielefeld University, Bielefeld, Germany., Carlton J; Sheffield Centre for Health and Related Research, School of Medicine and Population Health, University of Sheffield, Regent Court, 30 Regent Street, Sheffield, S1 4DA, UK. |