No abstract available
MeSH terms
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Confounding Factors, Epidemiologic
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Female
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Hepatoblastoma / epidemiology
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Hepatoblastoma / etiology*
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Humans
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Infant, Newborn
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Infant, Very Low Birth Weight*
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Liver Neoplasms / epidemiology
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Liver Neoplasms / etiology*
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Male
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Maternal Exposure
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Paternal Exposure
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Pregnancy
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Prenatal Exposure Delayed Effects*
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Risk Factors
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Smoking / adverse effects*