No abstract available
MeSH terms
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Anesthesia, General
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Blood Transfusion
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Fluid Therapy
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Gastrointestinal Diseases / physiopathology*
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Gastrointestinal Diseases / surgery
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Hemodynamics / drug effects*
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Hexobarbital / pharmacology*
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Humans
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Ketamine / pharmacology*
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Preanesthetic Medication
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Preoperative Care
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Regional Blood Flow / drug effects