@article{057be62545a64a18ae21b6b0c006c574,
title = "Impact of range shifter material on proton pencil beam spot characteristics",
keywords = "bolus, proton pencil beam, range shifter material, scattering, spot size",
author = "Jiajian Shen and Wei Liu and Aman Anand and Stoker, {Joshua B.} and Xiaoning Ding and Mirek Fatyga and Herman, {Michael G.} and Martin Bues",
year = "2015",
month = mar,
day = "1",
doi = "10.1118/1.4908208",
language = "English (US)",
volume = "42",
journal = "Medical Physics",
issn = "0094-2405",
publisher = "AAPM - American Association of Physicists in Medicine",
number = "3",
}