Clinicopathologic features and prognostic factors of malignant eyelid tumors.

Foundation items: National Natural Science Foundation of China (No. 81070756); National “Twelfth Five-Year” Plan for Science and Technology Support Program (No. 2012BAI08B01); Zhejiang Key Innovation Team Project of China (No. 2009R50039); Zhejiang Key Laboratory Fund of China (No. 2011E10006)