1. CDC. Complications of Mumps. [accessed 2019 Mar 22]. https://www.cdc.gov/Mumps/about/complications.html.
2. WHO. Mumps reported cases. Last update: 21-Sep-2018 (data received as of 18-Sep-18). [accessed 2019 Feb 24]. http://apps.who.int/immunization_monitoring/globalsummary/timeseries/tsincidenceMumps.html.
3. CDC. Manual for the surveillance of vaccine-preventable diseases. Chapter 9: Mumps. [accessed 2019 Mar 24]. https://www.cdc.gov/vaccines/pubs/surv-manual/chpt09-Mumps.html.
4. CDC. Measles, Mumps, and Rubella (MMR) vaccination: what everyone should know. [accessed 2019 Mar 22]. https://www.cdc.gov/vaccines/vpd/mmr/public/index.html.
5. CDC. Epidemiology and prevention vaccine-preventable diseases. Mumps. [accessed 2019 Mar 20]. https://www.cdc.gov/vaccines/pubs/pinkbook/Mumps.html.