- South African Immunology Society: http://saimmunology.org.za/
- Polio Statistics:http://www.polioeradication.org/Dataandmonitoring/Poliothisweek.aspx
- World Health Organisation measles and other vaccine-preventable diseases statistics by country: http://apps.who.int/immunization_monitoring/globalsummary
- Freely downloadable Vaccine Information handbook for mothers and caregivers, with information on the South African immunizations for the public and private sector, please click here.
- Immunopaedia https://www.immunopaedia.org.za