Ndiritu, M., Cowgill, K., Ismail, A., Chiphatsi, S., Kamau, T., Fegan, G., . . . Scott, J. (2006). Immunization coverage and risk factors for failure to immunize within the Expanded Programme on Immunization in Kenya after introduction of new Haemophilus influenzae type b and hepatitis b virus antigens. BioMed Central.
Cita Chicago (17th ed.)Ndiritu, M., K. Cowgill, A. Ismail, S. Chiphatsi, T. Kamau, G. Fegan, DR Feikin, C. Newton, i J. Scott. Immunization Coverage and Risk Factors for Failure to Immunize Within the Expanded Programme on Immunization in Kenya After Introduction of New Haemophilus Influenzae Type B and Hepatitis B Virus Antigens. BioMed Central, 2006.
Cita MLA (9th ed.)Ndiritu, M., et al. Immunization Coverage and Risk Factors for Failure to Immunize Within the Expanded Programme on Immunization in Kenya After Introduction of New Haemophilus Influenzae Type B and Hepatitis B Virus Antigens. BioMed Central, 2006.