@article{532fc9432bd545fc839d49e3cd21e1b0,
title = "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",
author = "EW Korevaar and Ben Heijmen and Evert Woudstra and H Huizenga and A Brahme",
year = "1999",
doi = "10.1088/0031-9155/44/9/305",
language = "Undefined/Unknown",
volume = "44",
pages = "2171--2181",
journal = "Physics in Medicine and Biology",
issn = "0031-9155",
publisher = "Institute of Physics",
}