No abstract available
MeSH terms
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Acute Disease
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Enkephalin, Methionine / blood*
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Humans
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Middle Aged
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Postoperative Complications / diagnosis*
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Postoperative Complications / mortality
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Predictive Value of Tests
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Prognosis
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Prospective Studies
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beta-Endorphin / blood*
Substances
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Enkephalin, Methionine
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beta-Endorphin