Apte, A.P., Al-Lozi, R., Pereira, G., Johnson, M., Mansur, D. and El Naqa, I.M. 2017. A Graphical Tool and Methods for Assessing Margin Definition From Daily Image Deformations. Journal of Radiation Oncology Informatics. 2, 1 (Sep. 2017), 9–19. DOI:https://doi.org/10.5166/jroi-2-1-7.