Publications by authors named "Ivan Williams"

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Kinship Structures for Left Behind Older Adults in High Outmigration Contexts: Evidence From Puerto Rico.
Amílcar Matos-Moreno, Diego Alburez-Gutierrez, Iván Williams, Ashton M Verdery, Mariana Fernández Soto

J Gerontol B Psychol Sci Soc Sci· May 2025

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Future of Cambridge vet school.
Sarah Murphy, Emily Moon, Sarah Anderson, Emily Perdue, Ivan Williams

Vet Rec· March 2025

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Projections of human kinship for all countries.
Diego Alburez-Gutierrez, Iván Williams, Hal Caswell

Proc Natl Acad Sci U S A· December 2023

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Estimates from 31 countries show the significant impact of COVID-19 excess mortality on the incidence of family bereavement.
Mallika Snyder, Diego Alburez-Gutierrez, Iván Williams, Emilio Zagheni

Proc Natl Acad Sci U S A· June 2022

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Development and application of a dynamic transmission model of health systems' preparedness and response to COVID-19 in twenty-six Latin American and Caribbean countries.
Adrián Santoro, Alejandro López Osornio, Ivan Williams, Martín Wachs, Cintia Cejas

PLOS Glob Public Health· March 2022

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Measuring the dose in bone for spine stereotactic body radiotherapy.
Maddison Shaw, Jessica Lye, Andrew Alves, Maximilian Hanlon, Joerg Lehmann, Ivan Williams

Phys Med· April 2021

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A comparison of IROC and ACDS on-site audits of reference and non-reference dosimetry.
Jessica Lye, Stephen Kry, Maddison Shaw, Francis Gibbons, Stephanie Keehan, Ivan Williams

Med Phys· December 2019

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Remote beam output audits: a global assessment of results out of tolerance.
Stephen F Kry, Christine B Peterson, Rebecca M Howell, Joanna Izewska, Jessica Lye, Ivan Williams

Phys Imaging Radiat Oncol· July 2018

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Dosimetric end-to-end tests in a national audit of 3D conformal radiotherapy.
Joerg Lehmann, Andrew Alves, Leon Dunn, Maddison Shaw, John Kenny, Ivan Williams

Phys Imaging Radiat Oncol· April 2018

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Survey of 5 mm small-field output factor measurements in Australia.
Christopher P Oliver, Duncan J Butler, Viliami Takau, Ivan Williams

J Appl Clin Med Phys· March 2018

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Methodology to assess quality of estimated disturbances in active disturbance rejection control structure for mechanical system.
A David Rosas, V Karla Velazquez, F Luz Olivares, T Adrian Camacho, Ivan Williams

ISA Trans· September 2017

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National dosimetric audit network finds discrepancies in AAA lung inhomogeneity corrections.
Leon Dunn, Joerg Lehmann, Jessica Lye, John Kenny, Tomas Kron, Ivan Williams

Phys Med· July 2015

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Long term OSLD reader stability in the ACDS level one audit.
Andrew D C Alves, Jessica Lye, John Kenny, Leon Dunn, Joerg Lehmann, Ivan Williams

Australas Phys Eng Sci Med· March 2015

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A 2D ion chamber array audit of wedged and asymmetric fields in an inhomogeneous lung phantom.
Jessica Lye, John Kenny, Joerg Lehmann, Leon Dunn, Tomas Kron, Ivan Williams

Med Phys· October 2014

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Angular dependence of the response of the nanoDot OSLD system for measurements at depth in clinical megavoltage beams.
Joerg Lehmann, Leon Dunn, Jessica E Lye, John W Kenny, Andrew D C Alves, Ivan M Williams

Med Phys· June 2014

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Remote auditing of radiotherapy facilities using optically stimulated luminescence dosimeters.
Jessica Lye, Leon Dunn, John Kenny, Joerg Lehmann, Tomas Kron, Ivan Williams

Med Phys· March 2014

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The Australian Clinical Dosimetry Service: a commentary on the first 18 months.
Ivan Williams, John Kenny, Jessica Lye, Joerg Lehmann, Leon Dunn

Australas Phys Eng Sci Med· December 2012

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Provider volumes and early outcomes of primary total joint replacement in Ontario.
J Michael Paterson, J Ivan Williams, Hans J Kreder, Nizar N Mahomed, Nadia Gunraj

Can J Surg· June 2010

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High-resolution visualization of airspace structures in intact mice via synchrotron phase-contrast X-ray imaging (PCXI).
David W Parsons, Kaye Morgan, Martin Donnelley, Andreas Fouras, Jeffrey Crosbie, Ivan Williams

J Anat· August 2008

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Imaging lung aeration and lung liquid clearance at birth.
Stuart B Hooper, Marcus J Kitchen, Megan J Wallace, Naoto Yagi, Kentaro Uesugi, Ivan M Williams

FASEB J· October 2007

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Assessment of health-related quality of life in arthritis: conceptualization and development of five item banks using item response theory.
Jacek A Kopec, Eric C Sayre, Aileen M Davis, Elizabeth M Badley, Michal Abrahamowicz, J Ivan Williams

Health Qual Life Outcomes· June 2006

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Use of health care among adults with chronic and complex physical disabilities of childhood.
Nancy L Young, Catherine Steele, Darcy Fehlings, Jeffery Jutai, Nancy Olmsted, J Ivan Williams

Disabil Rehabil· December 2005

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Comparison of methods to identify outliers observed in health services small area variation studies.
Teresa To, J Ivan Williams, Keyi Wu, Marc-Erick Theriault, Vivek Goel

Stat Methods Med Res· December 2003

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Using publicly available directories to trace survey nonresponders and calculate adjusted response rates.
Bart J Harvey, Annette L Wilkins, Gillian A Hawker, Elizabeth M Badley, Peter C Coyte, J Ivan Williams

Am J Epidemiol· November 2003

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Patient and provider factors related to comprehensive arthritis care in a community setting in Ontario, Canada.
Richard H Glazier, Elizabeth M Badley, James G Wright, Peter C Coyte, J Ivan Williams

J Rheumatol· August 2003

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