1. Department of Psychiatry; University of North Carolina at Chapel Hill; Chapel Hill North Carolina
2. Faculty of Health Sciences, School of Psychology and Speech Pathology; Curtin University; Perth Australia
3. Faculty of Medicine, Dentistry, and Health Sciences, School of Paediatrics and Child Health; the University of Western Australia; Perth Australia
4. Department of Medical Epidemiology and Biostatistics; Karolinska Institutet; Stockholm Sweden
5. Centre for Psychiatry Research, Department of Clinical Neuroscience, Karolinska Institutet/Stockholm Centre for Eating disorders; Stockholm Sweden
6. Department of Clinical Neuroscience; Karolinska Institutet; Stockholm Sweden
7. Shire; Lexington Massachusetts, United States
8. Department of Nutrition; University of North Carolina at Chapel Hill; Chapel Hill North Carolina