No abstract available
MeSH terms
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Anesthesia, Endotracheal / adverse effects*
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Carbon Dioxide / blood
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Endoscopy / adverse effects*
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Humans
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Male
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Mediastinum*
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Middle Aged
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Oxygen / blood
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Pneumothorax / etiology*
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Positive-Pressure Respiration / adverse effects
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Postoperative Complications*
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Pulmonary Alveoli
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Pulmonary Emphysema / etiology*
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Rupture
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Ventilation-Perfusion Ratio
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Vital Capacity