1. CDC. National Notifiable Diseases Surveillance System (NNDSS). Atlanta, GA: US Department of Health and Human Services, CDC; 2019. https://wwwn.cdc.gov/nndss/default.aspx
2. CDC. Measles (rubeola): measles elimination. Atlanta, GA: US Department of Health and Human Services, CDC; 2019. https://www.cdc.gov/measles/elimination.html
3. Containing a measles outbreak in Minnesota, 2017: methods and challenges.;Banerjee;Perspect Public Health,2019
4. Prevention of measles, rubella, congenital rubella syndrome, and mumps, 2013: summary recommendations of the Advisory Committee on Immunization Practices (ACIP).;McLean;MMWR Recomm Rep,2013
5. CDC. Measles/rubeola 2013 case definition. Atlanta, GA: US Department of Health and Human Services, CDC; 2013. https://wwwn.cdc.gov/nndss/conditions/measles/case-definition/2013/