[Time periods for the healing of gastroduodenal ulcers].
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Adolescent↗
Biomedical subjects
O A Chibis
Publications and source records attributed to O A Chibis.
[Experience with endoscopic polypectomy in multiple gastric polyps].
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Adult↗
[Endoscopic ectomy of polyps of the stomach and the large intestine].
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Adult↗