(Q34343145)
Statements
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Oral polio vaccination during pregnancy: no increase in the occurrence of congenital malformations (English)
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Harjulehto-Mervaala T
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Aro T
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Hiilesmaa VK
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Saxén H
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Hovi T
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Saxén L
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1 September 1993
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138
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407-414
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Identifiers
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