No abstract available
MeSH terms
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Aged
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Blood Pressure
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Checklist*
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Diagnosis, Differential
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Emergencies*
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Gastrointestinal Hemorrhage / diagnosis*
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Gastrointestinal Hemorrhage / etiology*
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Gastrointestinal Hemorrhage / surgery
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Humans
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Male
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Medical History Taking
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Proctoscopy
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Pulse
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Rectal Diseases / diagnosis*
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Rectal Diseases / etiology*
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Rectal Diseases / surgery
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Rectum / injuries
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Rectum / surgery
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Sigmoidoscopy
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Syncope / etiology