Physics in Medicine and Biology
Department of Radiation Oncology

Korevaar, E., Heijmen, B., Woudstra, E., Huizenga, N., & Brahme, S. (1999). Mixing intensity modulated electron and photon beams: Combining a steep dose fall-off at depth with sharp and depth-independent penumbras and flat beam profiles. Physics in Medicine and Biology, 44(9), 2171–2181. doi:10.1088/0031-9155/44/9/305