National Childhood Vaccine Injury Act http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm risk for anaphylaxis http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm CDC website http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm Centers for Disease Control and Prevention Centers for Disease Control notes Vaccine Side Effects, Adverse Reactions, Contraindications CDC website MMWR 1996;45 (No. RR-12) https://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm National Childhood Vaccine Injury Act http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm National Childhood Encephalopathy Study http://www.cdc.gov/mmwr/preview/mmwrhtml/00046738.htm are monitored