1. Editorial Board, International Journal of Epidemiology , Sydney, Australia
2. Department of Biostatistics, Epidemiology and Informatics, Perelman School of Medicine, University of Pennsylvania , Philadelphia, PA, USA
3. Clinical Trials Methods and Outcomes Lab, Palliative and Advanced Illness Research Center, Perelman School of Medicine, University of Pennsylvania , Philadelphia, PA, USA
4. School of Public Health, Faculty of Medicine and Health, University of Sydney , Sydney, NSW, Australia
5. Biostatistics and Human Development, Singapore Institute for Clinical Sciences, Agency for Science, Technology and Research , Singapore
6. Centre for Quantitative Medicine, Duke-NUS Medical School , Singapore
7. Department of Epidemiology, Fielding School of Public Health, University of California Los Angeles , Los Angeles, CA, USA
8. Department of Statistics, UCLA College , Los Angeles, CA, USA
9. Research Unit for Epidemiology, Department of Public Health, Aarhus University , Aarhus, Denmark