Wild poliovirus imported into Qinghai province, China
Wkly Epidemiol Rec. 2000 Feb 18;75(7):55-7.
[Article in
English,
French]
No abstract available
MeSH terms
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China / epidemiology
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Humans
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Immunization
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Infant
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Male
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Poliomyelitis / epidemiology*
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Poliomyelitis / prevention & control
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Poliomyelitis / virology*
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Population Surveillance