Circulating Tumor Cell Count Correlates with Colorectal Neoplasm Progression and Is a Prognostic Marker for Distant Metastasis in Non-Metastatic Patients

Wen Sy Tsai, Jinn Shiun Chen, Hung Jen Shao, Jen Chia Wu, Jr Ming Lai, Si Hong Lu, Tsung Fu Hung, Yen Chi Chiu, Jeng Fu You, Pao Shiu Hsieh, Chien Yuh Yeh, Hsin Yuan Hung, Sum Fu Chiang, Geng Ping Lin, Reiping Tang, Ying Chih Chang^*