185 citations · 235 across the 7 of their papers we have counts for
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physics.med-ph2014★ 17 cited
Rotation Effects on the Target-Volume Margin Determination
Qinghui Zhang, Weijun Xiong, M. Chan +2
Rotational setup errors are usually neglected in most clinical centers. An analytical formula is developed to determine the extra margin between clinical target volume (CTV) and pl…
physics.med-ph2014
A new variable for SRS plan quality evaluation based on normal tissue sparing: The Effect of Prescription Isodose Levels
Q. Zhang, D. Zheng, Y. Lei +10
Objectives: A new dosimetric variable, dose dropping speed (DDS), was proposed and used to evaluate normal tissue sparing among stereotactic radiosurgery (SRS) plans with different…
physics.med-ph2014
Transient and secular radioactive equilibrium revisited
Qinghui Zhang, Chandra Burman, Howard Amols
The two definitions of radioactive equilibrium are revisited in this paper. The terms activity equilibrium and effective life equilibrium are proposed to take the place of currentl…