1. UNAIDS, Avenue Appia 20, 1211 Genève, Switzerland
2. Department of Community Health Sciences, Aga Khan University, Stadium Road, P. O. Box 3500, Karachi 74800, Pakistan
3. Health System and Population Studies Division, icddrb, GPO Box 128, Dhaka 1000, Bangladesh
4. Center for Population Health Sciences, Hanoi University of Public Health, No. 1A, Duc Thang Street, Duc Thang Ward, Bac Tu Liem District, Hanoi City, Vietnam
5. SURVEN (Nutrition Surveillance and Epidemiology in Tunisia) Research Laboratory, 11 Rue Jebel Lakhdar, Bab Saadoun, 1007, Tunis, Tunisia
6. Center for Research on Environment, Health and Population Activities (CREHPA), P.O.Box. 9626, Kusunti (near Yatayat office), Lalitpur, Nepal
7. Ministry of Public Health, Fifth Floor, Central Blood Bank Building, Cinema Pamir Area, Kabul, Afghanistan
8. Faculty of Medicine of Tunis, University of Tunis El-Manar, Rue de la Faculte de Medecine, Tunis, Tunisia
9. National Health Institute, Ministry of Health, 5/7 Rue El Khartoum, Diplomat, Bloc IV, 10ème étage, le Belvédère 1002 Tunis, Tunisia
10. National Institute of Nutrition and Food Technology, SURVEN (Nutrition Surveillance and Epidemiology in Tunisia) Research Laboratory, 11 Rue Jebel Lakhdar, Bab Saadoun, 1007 Tunis, Tunisia
11. Institute of Preventive Medicine and Public Health, Hanoi Medical University, No 1 Ton That Tung, Dong da District, Hanoi, Vietnam
12. Institute for Global Health, University College London, 30 Guilford Street, London WC1N 1EH5, UK