(Q55477291)
Statements
Large-scale use of Sabin type 2 attenuated poliovirus vaccine in Singapore during a type 1 poliomyelitis epidemic. (English)
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HALE JH
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DORAISINGHAM M
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KANAGARATNAM K
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LEONG KW
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MONTEIRO ES
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1 June 1959
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1
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5137
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1541-1549
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Identifiers
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