1. Skull, S., Licciardi, P., Balloch, A., Leach, A., Moberley, S., Carapetis, J., et al. (2010). Immune hyporesponsiveness following repeat pneumococcal polysaccharide vaccine (23vPPV) in Indigenous Australian adults and adolescents. 12th National Immunisation Conference. Adelaide, 2010 (conference abstract).
  2. Licciardi, P.V., Balloch, A., Moberley, S., McKinnon, M., Mulholland, E.K., Andrews, R., et al. (2010). Indigenous Australians have impaired immune responses following repeated immunization with the pneumococcal polysaccharide vaccine (23vPPV). 7th International Symposium on Pneumococci and Pneumococcal Diseases (ISPPD 7).  Tel Aviv, Israel (oral abstract).