sessile polyp的相關文章
Polyps of the Colon and Rectum - The Merck Manuals

Polyps of the Colon and Rectum - The Merck Manuals

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日期:2024-05-08
Polyps may be sessile or pedunculated and vary considerably in size. Incidence of polyps ranges from 7 to 50%; the higher figure includes very small polyps ......看更多