Estimation of organ and effective doses resulting from cone beam CT imaging for radiotherapy treatment planning

LJ Sawyer, SA Whittle, ES Matthews… - The British journal of …, 2009 - birpublications.org
In this study, organ doses were measured for various kilovoltage cone beam CT exposures
on the Varian Acuity simulator and an alternative method of dose estimation was also …

Effective doses to patients from CT acquisitions on the GE Infinia Hawkeye: a comparison of calculation methods

LJ Sawyer, HC Starritt, SC Hiscock… - Nuclear medicine …, 2008 - journals.lww.com
Background Nuclear medicine scans may be accompanied by CT acquisitions to provide
localization of radioisotope uptake through image fusion and for use in attenuation correction. …

Weighted inequalities for the one-sided Hardy-Littlewood maximal functions

E Sawyer - Transactions of the American Mathematical Society, 1986 - ams.org
… Together with (r - x)~ljf g > X, we obtain (b - x)~lj% g > X as required. To deal with the weak
type inequality (1.4) we need the following ([12]: see Theorem 4 and the subsequent note; …

AP-8 trapped proton environment for solar maximum and solar minimum

DM Sawyer, JI Vette - 1976 - ntrs.nasa.gov
Data sets from Ov-3 and Azur indicate a need for improvement in models of the stably trapped
proton flux with energies between 0.1 and 400 MeV. Two computer accessible models are …

Explicit Metrization

SD Shore, LJ Sawyer - Annals of the New York Academy of …, 1993 - Wiley Online Library
This paper provides a brief, nontraditional introduction to the historically important metrization
theorems from 1910 to 1951. The intent is to show an evolution of ideas that lead to proofs …

Travel advice from embassies and consulates of developing countries.

LJ Sawyer, JS Keystone - CMAJ: Canadian Medical Association …, 1987 - ncbi.nlm.nih.gov
I n October 1986 a 24-year-old Canadian was treated in our unit for severe Plasmodium
falciparum malaria after return-ing from an area hyperendemic for malaria. He had not taken …

Evaluating expert‐based habitat suitability information of terrestrial mammals with GPS‐tracking data

…, S Saïd, AR Salemgareyev, H Sawyer… - Global ecology and …, 2022 - Wiley Online Library
Aim Macroecological studies that require habitat suitability data for many species often
derive this information from expert opinion. However, expert‐based information is inherently …

Weighted inequalities for fractional integrals on Euclidean and homogeneous spaces

E Sawyer, RL Wheeden - American Journal of Mathematics, 1992 - JSTOR
(1.1)(i)(J0l/(*) lM*)< fr)^ c (/e| v/(*) N*)^),(ii)(jQ\f (x)\< w (x) dx)< c (JjA/(*)| M*)< &), where Kp<
q<< x>, Qisa cube in Un and/is once or twice continuously differentiable with either mean …

[BOOK][B] Distance function constructions in topological spaces

LJ Sawyer - 1990 - search.proquest.com
This work investigates the use of distance function constructions in the study of
semimetrizable spaces, especially as this relates to developable, K-semimetrizable and 1 …

[BOOK][B] Embedding and Multiplier Theorems for

A Baernstein II, A Baernstein, ET Sawyer - 1985 - books.google.com
The spaces H (R), 0< p< l 9 consist of tempered distributions f for which the maximal function
sup| f*+(x)| belongs to LP (R). Here t> 0 L i| r€ C with J\jr= 1. We prove two main theorems. …