Hripcsak, George, Charles Knirsch, Li Zhou, Adam Wilcox, and Genevieve Melton. “Bias Associated With Mining Electronic Health Records”. DISCO: Journal of Biomedical Discovery and Collaboration 60 (June 6, 2011): 48-52. Accessed June 24, 2021. https://journals.uic.edu/ojs/index.php/jbdc/article/view/3581.