title: Evaluation of radiation dose and image quality for the Varian cone beam computed tomography system.
authors.affiliation: Department of Clinical Oncology, University of Hong Kong, Hong Kong SAR, China.
authors.forename: Harry C Y
authors.initials: HC
authors.lastname: Cheng
authors.forename: Vincent W C
authors.initials: VW
authors.lastname: Wu
authors.forename: Eva S F
authors.initials: ES
authors.lastname: Liu
authors.forename: Dora L W
authors.initials: DL
authors.lastname: Kwong