User profiles for Roger Howell

Roger W Howell

Rutgers University
Verified email at rutgers.edu
Cited by 9283

[PDF][PDF] MIRD pamphlet no. 16: techniques for quantitative radiopharmaceutical biodistribution data acquisition and analysis for use in human radiation dose estimates

…, KF Koral, JS Robertson, RW Howell… - Journal of Nuclear …, 1999 - Soc Nuclear Med
Theabsorbedradiationdosefrominternallydepositedradio nuclides is a major factor in assessing
risk and therapeutic utility when evaluating new radiopharmaceuticals for use in nuclear …

[PDF][PDF] MIRD pamphlet no. 17: the dosimetry of nonuniform activity distributions—radionuclide S values at the voxel level

…, BW Wessels, JA Siegel, RW Howell… - Journal of Nuclear …, 1999 - Soc Nuclear Med
The availability of quantitative three-dimensional in vivo data on radionuclide distributions
within the body makes it possible to calculate the corresponding nonuniform distribution of …

MIRD pamphlet no. 22 (abridged): radiobiology and dosimetry of α-particle emitters for targeted radionuclide therapy

…, DR Fisher, AB Brill, H Song, RW Howell… - Journal of nuclear …, 2010 - Soc Nuclear Med
The potential of α-particle emitters to treat cancer has been recognized since the early 1900s.
Advances in the targeted delivery of radionuclides and radionuclide conjugation chemistry…

Managing radiation use in medical imaging: a multifaceted challenge

…, SJ Adelstein, DP Frush, EJ Hall, RW Howell… - Radiology, 2011 - pubs.rsna.org
This special report aims to inform the medical community about the many challenges involved
in managing radiation exposure in a way that maximizes the benefit-risk ratio. The report …

Radiation spectra for Auger‐electron emitting radionuclides: report No. 2 of AAPM nuclear medicine task group No. 6

RW Howell - Medical physics, 1992 - Wiley Online Library
Radiation spectra for radionuclides currently provided by the MIRD Committee and ICRP do
not include the very low‐energy N‐ and O‐shell Auger electrons. These electrons, emitted …

Bioeffect modeling and equieffective dose concepts in radiation oncology–terminology, quantities and units

SM Bentzen, W Dörr, R Gahbauer, RW Howell… - Radiotherapy and …, 2012 - Elsevier
The International Commission on Radiation Units and Measurements (ICRU) Report Committee
on “Bioeffect Modeling and Biologically Equivalent Dose Concepts in Radiation Therapy…

Cellular dosimetry: absorbed fractions for monoenergetic electron and alpha particle sources and S-values for radionuclides uniformly distributed in different cell …

SM Goddu, RW Howell, DV Rao - Journal of nuclear medicine …, 1994 - europepmc.org
Methods Experimental range-energy relations for electrons and alpha particles, along with
derived geometric reduction factors, are used to calculate cellular absorbed fractions for …

MIRD pamphlet no. 24: guidelines for quantitative 131I SPECT in dosimetry applications

…, M Dunphy, DR Fisher, RW Howell… - Journal of Nuclear …, 2013 - Soc Nuclear Med
The reliability of radiation dose estimates in internal radionuclide therapy is directly related
to the accuracy of activity estimates obtained at each imaging time point. The recently …

[PDF][PDF] Multicellular dosimetry for micrometastases: dependence of self-dose versus cross-dose to cell nuclei on type and energy of radiation and subcellular …

SM Goddu, DV Rao, RW Howell - Journal of Nuclear Medicine, 1994 - Soc Nuclear Med
The present work systematically examines the self-dose and cross-dose contributions from
intracellularradioactiv ity within small micrometastases. Model calculations are performed to …

Dosimetry of Auger‐electron‐emitting radionuclides: report no. 3 of AAPM nuclear medicine task group No. 6

JL Humm, RW Howell, DV Rao - Medical physics, 1994 - Wiley Online Library
The biological effects of Auger‐electron‐emitting radionuclides can be as severe as those
of alpha particles of high linear energy transfer. A great deal of effort has been expended in …