1. Imperial Clinical Trials Unit, Imperial College London, 68 Wood Lane, London W12 7RH, UK
2. Department of Medical and Surgical Sciences, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Via Massarenti 9, Bologna, Italy
3. Faculty of Medicine, Eduardo Mondlane University, Maputo, Mozambique
4. Health Services and Systems Research, DUKE-NUS Medical School, Singapore, Singapore
5. Duke Global Health Institute, Duke University, Durham, NC, USA
6. Department of Medicine, Center for Health Evaluation and Outcomes Sciences, University of British Colombia, Vancouver, Canada
7. Department of Preventive Cardiology, National Cerebral and Cardiovascular Centre, Suita, Japan
8. Department of Clinical Sciences, Lund University, Skane University Hospital, Malmo, Sweden
9. Public Health Foundation of India, Plot 47, Sector 44, Haryana, India
10. Dobney Hypertension Centre, School of Medicine, Royal Perth Hospital Unit, University of Western Australia, Level 3, MRF Building, 50 Rear Street, Perth WA 6000, Australia
11. School of Population Health, University of New South Wales; The George Institute for Global Health, Sydney, NSW 2052, Australia
12. Hypertension Center STRIDE-7, National and Kapodistrian University of Athens, School of Medicine, Third Department of Medicine, Sotiria Hospital, 152 Mesogion Avenue, Athens 11527, Greece
13. CARIM School for Cardiovascular Diseases, Maastricht University P.O. Box 616,6200 Maastricht, The Netherlands
14. Department of Primary Care and Public Health, St Dunstan's Road, Imperial College London, London, W6 8RP, UK