Satyarthee, G. D., L. R. Moscote-Salazar, and A. Agrawal. “Biomarkers of Glioblastoma Multiforme: Current Update”. Romanian Neurosurgery, vol. 32, no. 3, Sept. 2018, pp. 466-8, https://journals.lapub.co.uk/index.php/roneurosurgery/article/view/1116.