Kalogeraki, A., D. . Tamiolakis, E. Moustou, I. Panayiotides, A. . Yannopoulos, A. Vakis, N. Katzilakis, and E. . Stiakaki. “Cerebrospinal Fluid and Intraoperative Squash Cytology of Childhood Ependymoma”. Acta Biomedica Atenei Parmensis, vol. 92, no. 2, May 2021, p. e2021107, doi:10.23750/abm.v92i2.9996.