DOI: 10.1055/s-00043283

Journal of Digestive Endoscopy

References

Kessel B, Olsha O, Younis A, Daskal Y, Granovsky E, Alfici R.
Evaluation of nasogastric tubes to enable differentiation between upper and lower gastrointestinal bleeding in unselected patients with melena.

Eur J Emerg Med 2016;
23 (01) 71-73

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