Patient-specific quality assurance for extremely small field sizes using 3D in vivo dosimetry in fractionated stereotactic radiosurgery for brain metastases. [PDF]
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Quantitative evaluation of the effect of anatomical changes on the results of in vivo dosimetry during radiation therapy in the thoracic region. [PDF]
Tanaka K, Komori M.
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Radiological Loco-Regional Treatments for Cholangiocarcinoma: A Systematic Review of the Literature. [PDF]
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Universal Fiducial Markers for Multi-Modal Radiotherapy. [PDF]
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The Spinning Manny Indexed Overlay System for VMAT total body irradiation. [PDF]
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Portal dosimetry of small unflattened beams
Physics in Medicine & Biology, 2021Abstract We developed and validated a dedicated small field back–projection portal dosimetry model for pretreatment and in vivo verification of stereotactic plans entailing small unflattened photon beams.
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In-vivo portal dosimetry by an ionization chamber
Physica Medica, 2005As all methods for in-vivo dosimetry require special efforts many physicists are often discouraged in verifying the middle dose in a patient along the beam central axis. This work reports a practical method for the determination of the middle dose value, D(m), on the central beam axis, using a signal S(t), obtained by a small thimble ion-chamber ...
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A literature review of electronic portal imaging for radiotherapy dosimetry
Radiotherapy and Oncology, 2008Electronic portal imaging devices (EPIDs) have been the preferred tools for verification of patient positioning for radiotherapy in recent decades. Since EPID images contain dose information, many groups have investigated their use for radiotherapy dose measurement.
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Breast in vivo dosimetry by a portal ionization chamber
Medical Physics, 2007This work reports a practical method for the determination of the in vivo breast middle dose value, , on the beam central axis, using a signal , obtained by a small thimble ion chamber positioned at the center of the electronic portal imaging device, and irradiated by the x‐ray beam transmitted through the patient.
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