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Endoscopic Examination of the Duodenal Bulb: A Comparison With X-Ray
Belber, Joseph P.Volume:
61
Language:
english
Journal:
Gastroenterology
DOI:
10.1016/s0016-5085(19)33628-5
Date:
July, 1971
File:
PDF, 7.31 MB
english, 1971