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Incidence of Haemophilus influenzae type b meningitis during 18 years of vaccine use: observational study using routine hospital data

BMJ 2004; doi: https://doi.org/10.1136/bmj.38301.657014.79 (Published 25 November 2004) Cite this as: BMJ 2004;:bmj;bmj.38301.657014.79v1

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