Source: Centers for Disease Control and Prevention
Epidemiology and Prevention of Vaccine-Preventable Diseases, 13th Edition
(The Pink Book)
Editors: Jennifer Hamborsky, Andrew Kroger, and Charles (Skip) Wolfe
Washington, D.C.: Public Health Foundation; 2015
CDC Pink Book 13th Edition Appendix E; p. 1-5.
Reference to the CDC Pink Book 13th Edition does not constitute endorsement or recommendation by the U.S. Government, Department of Health and Human Services, or Centers for Disease Control and Prevention. The CDC Pink Book 13th Edition may otherwise be available on the agency website for no charge.