Glass Roger I, Patel Manish, Parashar Umesh
Division of Viral Diseases, National Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention, 1600 Clifton Rd, Atlanta, GA 30333, USA.
JAMA. 2011 Oct 19;306(15):1701-2. doi: 10.1001/jama.2011.1475.