Zheng, Y., Zhang, C., Wu, J., Cheng, G., Yang, H., Hua, L., & Wang, Z. (2016). Prognostic Value of Circulating Tumor Cells in Castration Resistant Prostate Cancer: A Meta-analysis. Urology Journal, 13(6), 2881–2888. https://doi.org/10.22037/uj.v13i6.3592