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  • Mohammad Hussein, Pejman Rowshanfarzad, Martin A. Ebert, Andrew Nisbet, Catharine H. Clark
  • Medicine
  • Radiotherapy and oncology : journal of the…
  • 2013 (First Publication: 1 December 2013)
  • PURPOSE To investigate the variability of the global gamma index (γ) analysis in various commercial IMRT/VMAT QA systems and to assess the impact of measurement with low resolution detector arrays onContinue Reading
  • Pejman Rowshanfarzad, Mahsheed Sabet, D. J. O'connor, Peter B. Greer
  • Medicine
  • Journal of applied clinical medical physics
  • 2011 (First Publication: 15 November 2011)
  • There have been several manual, semi-automatic and fully-automatic methods proposed for verification of the position of mechanical isocenter as part of comprehensive quality assurance programsContinue Reading
  • Pejman Rowshanfarzad, Mahsheed Sabet, D. J. O'connor, P. M. Mccowan, Boyd McCurdy, Peter B. Greer
  • Medicine
  • Journal of applied clinical medical physics
  • 2012 (First Publication: 1 November 2012)
  • The increasing popularity of intensity‐modulated arc therapy (IMAT) treatments requires specifically designed linac quality assurance (QA) programs. Gantry angle is one of the parameters that has aContinue Reading
  • Pejman Rowshanfarzad, Conor K Mcgarry, Michael P. Barnes, Mahsheed Sabet, Martin A. Ebert
  • Medicine
  • Radiation oncology
  • 2014 (First Publication: 26 November 2014)
  • BackgroundIn modern radiotherapy, it is crucial to monitor the performance of all linac components including gantry, collimation system and electronic portal imaging device (EPID) during arcContinue Reading
  • Pejman Rowshanfarzad, Hans Lynggaard Riis, Sune J Zimmermann, Martin A. Ebert
  • Medicine
  • The British journal of radiology
  • 2015 (First Publication: 22 May 2015)
  • OBJECTIVE In radiotherapy treatments, it is crucial to monitor the performance of linear accelerator (linac) components, including gantry, collimation system and electronic portal imaging deviceContinue Reading
  • Pejman Rowshanfarzad, Boyd McCurdy, Mahsheed Sabet, Christopher Lee, D. J. O'connor, Peter B. Greer
  • Physics, Medicine
  • Medical physics
  • 2010 (First Publication: 28 April 2010)
  • PURPOSE Amorphous silicon EPIDs have been used for planar dose verification in IMRT treatments for many years. The support arm used to attach some types of EPIDs to linear accelerators can introduceContinue Reading