Risk of brainstem necrosis in pediatric patients with central nervous system malignancies after pencil beam scanning proton therapy

J. Vogel, A. Grewal, S. O’Reilly, R. Lustig, G. Kurtz, J. E. Minturn, A. C. Shah, A. J. Waanders, J. B. Belasco, K. A. Cole, M. J. Fisher, P. C. Phillips, N. J. Balamuth, P. B. Storm, C. E. Hill-Kayser