Besusparis, J., Plancoulaine, B., Rasmusson, A., Green, A., Augulis, R., Ellis, I., Laurinaviciene, A., Herlin, P., & Laurinavicius, A. 2016 Jun 22. Impact Of Tissue Sampling On Accuracy Of Ki67 Immunohistochemistry Evaluation In Breast Cancer. Diagnostic Pathology. [Online] 1:8