FOR THE PAST 20 years, the Center for Art, New Ventures and Sustainable Development (CANVAS) has been promoting literacy and exploring national identity among children through art exhibits and ...

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A gastric ulcer is located in the lining of the stomach. A: X-ray of gastric ulcer in the antrum; B: Corresponding illustration of a gastric ulcer A duodenal ulcer is located in lining of the duodenum ...