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Neal, Keith R., Jonathan S. Nguyen-Van-Tam, Nicholas Jeffrey, Richard C B. Slack, Richard J. Madeley, Kamel Ait-Tahar, Katy Job, Martin C J. Wale, e Dlawer A A. Ala'Aldeen. Changing Carriage Rate of Neisseria Meningitidis Among University Students During the First Week of Term: Cross Sectional Study. British Medical Journal, 2000.

Neal, Keith R., et al. Changing Carriage Rate of Neisseria Meningitidis Among University Students During the First Week of Term: Cross Sectional Study. British Medical Journal, 2000.