(Q47215791)
Statements
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Developmental status at age 12 months according to birth weight and family income: a comparison of two Brazilian birth cohorts (English)
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Alicia Matijasevich
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Cesar G Victora
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Fernando C Barros
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Ricardo Halpern
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Aluísio J D Barros
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Iná S Santos
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1 January 2008
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24 Suppl 3
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S444-50
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