Donald E. Greydanus, Dilip R. Patel, Michigan State University, Kalamazoo Center for Medical Studies, Kalamazoo, United States; Hatim A. Omar, Division of Adolescent Medicine, University of Kentucky, Lexington, United States; Cynthia Feucht, Ferris State University, School of Pharmacy, Kalamazoo, United States; Joav Merrick, National Institute of Child Health and Human Development and Health Services, Ministry of Social Affairs, Jerusalem, Israel.