1. Newnham College; University of Cambridge; Cambridge United Kingdom
2. Division of Biological Anthropology; Department of Archaeology and Anthropology, University of Cambridge; United Kingdom
3. Childhood Nutrition Research Centre; UCL Institute of Child Health; University College London; London United Kingdom
4. Division of Respiratory Medicine; The Hospital for Sick Children; Toronto Ontario Canada
5. CRONICAS Center of Excellence in Chronic Diseases and Department of Medicine; School of Medicine; Universidad Peruana Cayetano Heredia; Lima Peru
6. Department of Obstetrics/Gynecology; University of Colorado Denver; Aurora Colorado
7. Population; Policy and Practice Programme; UCL Institute of Child Health; University College London; United Kingdom