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Helicobacter pylori-negative duodenal ulcer
Yawer M. Nensey, Timothy T. Schubert, Sante D. Bologna, Chan K. MaVolume:
91
Year:
1991
Language:
english
Pages:
19
DOI:
10.1016/0002-9343(91)90067-8
File:
PDF, 444 KB
english, 1991