title: Letter: volumetric arc therapy (RapidArc) vs Gamma Knife radiosurgery for multiple brain metastases.
authors.affiliation: *Department of Radiation Oncology, University of California, San Francisco, California ‡Department of Radiation Oncology, University of Toronto, Toronto, Canada §Washington Fremont Hospital Gamma Knife Center, Fremont, California.
authors.forename: Lijun
authors.initials: L
authors.lastname: Ma
authors.forename: Arjun
authors.initials: A
authors.lastname: Sahgal
authors.forename: David A
authors.initials: DA
authors.lastname: Larson
mesh_terms: D001932:Brain Neoplasms / Q000532:radiotherapy* / Q000601:surgery*; D006801:Humans; D016634:Radiosurgery; D011880:Radiotherapy Planning, Computer-Assisted / Q000379:methods*; D050397:Radiotherapy, Intensity-Modulated