title: On-line portal imaging: contributions and limitations in clinical practice.
authors: Department of Medical Physics, Manitoba Cancer Treatment and Research Foundation, Winnipeg, Canada.
authors: S
authors: S
authors: Shalev
mesh_terms: D006801:Humans; D007091:Image Processing, Computer-Assisted / Q000295:instrumentation / Q000379:methods; D009369:Neoplasms / Q000532:radiotherapy; D009862:Online Systems; D011187:Posture; D011879:Radiotherapy Dosage; D011880:Radiotherapy Planning, Computer-Assisted / Q000295:instrumentation / Q000379:methods