No abstract available
MeSH terms
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Blood Chemical Analysis / economics
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Creatinine / blood*
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England
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Glomerular Filtration Rate
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Health Services Misuse*
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Health Services*
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Humans
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Osmolar Concentration
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Potassium / blood*
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Sodium / blood*
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Urea / blood*
Substances
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Urea
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Sodium
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Creatinine
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Potassium