APA (7th ed.) Citation

Ladhani, S., Heath, P., Ramsay, M., Slack, M., Kibwana, E., Pollard, A., & Booy, R. (2009). Long-term immunological follow-up of children with haemophilus influenzae serotype b vaccine failure in the United Kingdom.

Chicago Style (17th ed.) Citation

Ladhani, S., P. Heath, M. Ramsay, M. Slack, E. Kibwana, A. Pollard, and R. Booy. Long-term Immunological Follow-up of Children with Haemophilus Influenzae Serotype B Vaccine Failure in the United Kingdom. 2009.

MLA (9th ed.) Citation

Ladhani, S., et al. Long-term Immunological Follow-up of Children with Haemophilus Influenzae Serotype B Vaccine Failure in the United Kingdom. 2009.