About the Authors
Department of Public Health, Erasmus MC, Rotterdam, Netherlands
Julius Center for Health Sciences and Primary Care, UMC Utrecht, Utrecht, Netherlands
Arthritis Research UK Primary Care Centre, Keele University, Keele, United Kingdom
Department of Community Health and Epidemiology, Dalhousie University, Halifax, Nova Scotia, Canada
London School of Hygiene & Tropical Medicine, London, United Kingdom
BMJ, BMA House, Tavistock Square, London, United Kingdom
School of Health and Population Sciences, University of Birmingham, Birmingham, United Kingdom
Department of Epidemiology and Public Health, University College London, London, United Kingdom
Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
SS is a full time employee of the BMJ Group but is not involved in the decision making on manuscripts. The authors declare no other competing interests.
Wrote the first draft of the manuscript: EWS KGMM. Contributed to the writing of the manuscript: EWS KGMM DAvdW JAH PP SS RDR HH DGA. Initiated the PROGRESS Group, organised the three workshops, coordinated the writing groups, and were the scientific writing editors for all the papers in the PROGRESS series: HH RDR SS DGA. Guarantors for this paper: HH RDR DGA. Contributed through workshops and discussions to the development of the article series: PROGRESS Group.ICMJE criteria for authorship read and met: EWS KGMM DAvdW JAH PP SS RDR HH DGA. Agree with manuscript results and conclusions: EWS KGMM DAvdW JAH PP SS RDR HH DGA.