No abstract available
MeSH terms
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Biomarkers / blood
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Colectomy / methods*
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Colorectal Neoplasms / blood
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Colorectal Neoplasms / surgery*
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Gastric Bypass
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Humans
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Laparoscopy*
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Laparotomy*
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Obesity, Morbid / blood
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Obesity, Morbid / surgery*
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Vascular Endothelial Growth Factor A / blood*
Substances
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Biomarkers
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Vascular Endothelial Growth Factor A