| Affiliation: | 1. Department of Epidemiology and Preventive Medicine, Monash University, 89 Commercial Road, Melbourne, Victoria 3004, Australia;2. HIV/AIDS Program, World Health Organization, Geneva, Switzerland;3. Clinical Epidemiology Unit, Clinical Research Institute, American University of Beirut, Lebanon;4. Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada;1. Medicine and Research Services, Corporal Michael J. Crescenz VA Medical Center, 3900 Woodland Avenue, Philadelphia, PA 19104, USA;2. Division of Gastroenterology, Department of Medicine, University of Pennsylvania, BRB II/III, 9th Floor, 415 Curie Boulevard, Philadelphia, PA 19104, USA;1. PolicyLab, Children''s Hospital of Philadelphia, Philadelphia, Pennsylvania;2. Center for Pediatric Clinical Effectiveness, Children''s Hospital of Philadelphia, Philadelphia, Pennsylvania;3. Craig Dalsimer Division of Adolescent Medicine, Children''s Hospital of Philadelphia, Philadelphia, Pennsylvania;4. Wake Forest School of Medicine, Winston-Salem, North Carolina;5. Department of Biomedical and Health Informatics, Children''s Hospital of Philadelphia, Philadelphia, Pennsylvania;6. Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania |
