Nikula, E., and K. Kiviniitty. “Cytogenetic Effects of Cardioangiography on Blood Lymphocytes in Children and In Vitro Effects of Contrast Medium and Low Dose Radiation”. Acta Oncologica 26, no. 1 (January 1, 1987): 69–74. Accessed May 24, 2026. https://medicaljournalssweden.se/actaoncologica/article/view/32119.