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Hyperplastic gastric polyposis complicated by a high-grade sarcomatoid malignancy |
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| Authors: | Hugh J Freeman Peter WC Kwan James R Gray Douglas Webber |
| Affiliation: | 1.Departments of Medicine (Gastroenterology), University of British Columbia, Vancouver, British Columbia;2.Pathology, University of British Columbia, Vancouver, British Columbia |
| Abstract: | |
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