WHO. https://www.who.int/vaccine_safety/initiative/tech_support/Part-3.pdf?ua=1#:~:text=An%20Adverse%20event%20following%20immunization,laboratory%20finding%2C%20symptom%20or%20disease.
Diakses pada 25 Februari 2021Seattle Childrens. https://www.seattlechildrens.org/conditions/a-z/immunization-reactions/#:~:text=Pain%2C%20redness%20and%20swelling%20are,mean%20the%20vaccine%20is%20working.
Diakses pada 25 Februari 2021Better Health. https://www.betterhealth.vic.gov.au/health/healthyliving/immunisation-side-effects
Diakses pada 25 Februari 2021Everyday Health. https://www.everydayhealth.com/photogallery/ways-to-reduce-baby-vaccination-pain.aspx
Diakses pada 25 Februari 2021