It's not only burning that puts you at risk. Cumulative exposure (repeated sunbathing without burning) is linked to basal cell and squamous cell carcinomas.
不仅是晒伤具有危险性，不停地暴露阳光下(即反复晒日浴但不至于晒伤)也与基底细胞癌和扁平上皮癌有关。
2
Nasopharyngeal cancers were primarily undifferentiated carcinomas (89%), whereas nonnasopharyngeal upper respiratory tract carcinomas were predominantly squamous cell (88%).
鼻咽癌是主要的未分化癌（89%），然而非鼻咽部上呼吸道癌主要是鳞状细胞癌（88%）。
3
AIM: To compare squamous cell carcinomas of the eyelids in albinos and blacks among the Ibos of Nigeria.