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Comparison of the effects on cardiopulmonary function of ultrathin transnasal versus normal diameter transoral esophagogastroduodenoscopy in Japan.

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References

2007

Year

Abstract

Double product has been reported to correlate with myocardial oxygen consumption. Transnasal EGD is a safe technique, and is not only less stressful to patients, but also has fewer hemodynamic effects than the transoral method.