Jiménez, Lincoln, et al. “Pilomyxoid Astrocytoma in Unusual Location in a Child With Neurofibromatosis Type 1: Case Report and Review of the Literature”. Puerto Rico Health Sciences Journal, vol. 29, no. 2, May 2010, https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/486.