Affiliation: | 1. Truven Health Analytics, Ann Arbor, MI, USA;2. University of Tennessee Health Science Center College of Pharmacy, Nashville, TN, USA;3. Clinical Research Center, Boston Children’s Hospital;4. Harvard Medical School, Boston, MA, USA;5. Center for Observational and Real-World Evidence, Merck &6. Co., Inc., Kenilworth, NJ, USA |