1. Kinetics of Metastatic Breast Cancer Cell Trafficking in Bone
   Pushkar A. Phadke et al, 2006, Clinical Cancer Research CrossRef
2. Optimal Markers for Real-Time Quantitative Reverse Transcription PCR Detection of Circulating Tumor Cells from Melanoma, Breast, Colon, Esophageal, Head and Neck, and Lung Cancers
   Liqiang Xi et al, 2007, Clinical Chemistry CrossRef
3. Different Prognostic Value of Cytokeratin-19 mRNA–Positive Circulating Tumor Cells According to Estrogen Receptor and HER2 Status in Early-Stage Breast Cancer
   Michail Ignatiadis et al, 2007, Journal of Clinical Oncology CrossRef
4. Hematogenous Metastasis in Gastric Cancer Requires Isolated Tumor Cells and Expression of Vascular Endothelial Growth Factor Receptor-1
   Koshi Mimori et al, 2008, Clinical Cancer Research CrossRef