No abstract available
Publication types
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Comparative Study
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English Abstract
MeSH terms
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Adolescent
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Child
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Child, Preschool
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Female
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Humans
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Hydronephrosis / epidemiology
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Infant
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Infant, Newborn
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Kidney / abnormalities*
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Male
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Poland
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Sex Factors
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Urethral Stricture / congenital*
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Urethral Stricture / epidemiology
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Urinary Bladder / abnormalities*
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Vesico-Ureteral Reflux / epidemiology