常見例句雙語例句The esophageal lesions in 27 patients with medullary esophageal carcinoma in the middle segment of the esophagus were observed with endoscopy before and after radiotherapy.對27例中晚期食管癌中段髓質(zhì)型鱗癌患者進(jìn)行放療前后的食管病變療效觀察。 返回 medullary carcinoma of esophagus