Objective To explore the surgical treatment of primary small-cell esophageal carcinoma(PSEC).
目的探性食小细胞的外科治疗方法。
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A US study of lung cancer patients in 1998 found plastic and plant fibres (such as cotton) in more than 100 samples. In cancerous tissue, 97% of samples contained the fibres and in non-cancerous samples, 83% were contaminated.
1998年美国对肺患者的一项研究在100多个样本中发现了塑料和植物纤维(比如棉花),分别有97%的组织样本和83%的非组织样本含有这些纤维。