[Surgical therapy of duodenal ulcer today].
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Cimetidine↗
Biomedical subjects
L Risa
Publications and source records attributed to L Risa.
[Surgical treatment of neoplasms of the bile ducts in the light of endoscopic retrograde cholangiopancreatography].
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Adult↗
[Iatrogenic injuries in operative endoscopy of the digestive tract].
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Ampulla of Vater↗
[Surveillance of patients operated for cancer of the colorectum].
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Adult↗
[Non-surgical biliary drainages].
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Biliary Tract↗