1. Clinical Operational Research Unit, University College London, London, UK
2. Department of Applied Health Research, University College London, London, UK
3. Departmento De Economía De La Empresa, Economía Aplicada II Y Fundamentos De Análisis Económico, Universidad Rey Juan Carlos, Madrid, Spain
4. Institute for Implementation Science in Population Health, City University of New York Graduate School of Public Health and Health Policy, New York, NY, USA
5. School of Management, University of Los Andes, Bogotá, Colombia