No authors listed. CDI notice to readers: CDI Editorial Advisory Board; CDI Electronic Distribution; The Australian Childhood Immunisation Register. Commun Dis Intell (2018) [Internet]. 1996 Jan. 8 [cited 2026 Jun. 20];20:13-5. Available from: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/162