(Q39246674)
Statements
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Childhood diarrhoea in Sri Lanka: a case-control study of the impact of improved water sources (English)
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T E Mertens
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M A Fernando
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S N Cousens
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B R Kirkwood
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T F Marshall
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R G Feachem
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1 March 1990
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41
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1
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98-104
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Identifiers
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