Abstract
Please cite this paper as: Forde. (2012) The Hajj. Influenza and Other Respiratory Viruses 6(601), e72–e73.
MeSH terms
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Crowding*
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Humans
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Influenza Vaccines / administration & dosage*
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Influenza, Human / prevention & control*
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Influenza, Human / transmission*
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Saudi Arabia / epidemiology
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Travel Medicine / methods
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Travel*
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Vaccination / methods