1. Johns Hopkins University School of Medicine, Baltimore, and Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland (J.B.S., R.V.)
2. Leiden University Medical Center, Leiden, the Netherlands (R.H.H.G.)
3. Department of Biostatistics, University of Michigan, Ann Arbor, Michigan (N.C.H.)
4. Harvard Medical School Department of Population Medicine and Harvard Pilgrim Health Care Institute, Boston, Massachusetts (X.L.)
5. Jikei University School of Medicine, Tokyo, Japan (K.N.)
6. Teva Pharmaceutical Industries, Petah Tikva, Israel (S.K.)
7. Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland (S.A., J.H.)
8. School of Public Health and Community Medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden (F.N.)
9. Merck & Co., Rahway, New Jersey (M.B.).