Better health statistics are possible

Global Alliance for Vaccine and Immunization, Geneva, Switzerland (AB); Department of Paediatrics and Child Health, Aga Khan University, Karachi, Pakistan (ZB); School of Public Health, University of Ghana, Legon, Ghana (FB); Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA (RB); Medical Research Council, Tygerberg, South Africa (DB); Department of Infectious Disease, Faculty of Medicine, Imperial College, London, UK(GG); National Institute of Public Health, Wako, Saitama, Japan (KH); University of Toronto, Toronto, Ontario, Canada (PJ); Clinical Trial Service Unit, University of Oxford, Oxford, UK (RP); United Nations Population Division, New York, NY, USA (CS); The Global Fund to Fight AIDS, Tuberculosis and Malaria, Geneva, Switzerland (BS); UNICEF, New York, NY, USA (NW); Statistics Canada, Ottawa, Ontario, Canada (MW); Department of Epidemiology and Public Health, Yale University School of Medicine, New Haven, CT, USA, (DY); and Centre for Population Studies, London School of Hygiene and Tropical Medicine, London, UK (BZ)