President Joe Biden had a single 3-millimeter polyp removed during his routine colonoscopy last week at Walter Reed medical center.
원문출처 : https://www.cnn.com/2021/11/24/politics/biden-colonoscopy-lesion-removed/index.html
원문출처 : https://www.cnn.com/2021/11/24/politics/biden-colonoscopy-lesion-removed/index.html