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Ruth Ann Marrie

Dalhousie University

94H-index
723Paper Count
3.9WCitation Count
Published Papers 334
Publication Date
Lymphocyte count polygenicity underlies dimethyl fumarate–associated lymphopenia in multiple sclerosis
err2026-08-17
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PREAI
errKaarina Kowalec; Ali Manouchehrinia; Elaine Kingwell; Robert Carruthers; Ruth Ann Marrie; Charity Evans; Dalia Rotstein; Annie J Kuan; Wenzhuo Luo; Daniel Luo; Brianne Desrochers; Vilija G Jokubaitis; Jeannette Lechner-Scott; Vicki E Maltby; Kira Groen; Galen EB Wright; Britt I Drögemöller; Sasha Bernatsky; Michael C Levin; Katherine Knox; Abdullah Al Maruf; Michael Zhong; Lars Alfredsson; Jan Hillert; Ingrid Kockum; Tomas Olsson; Pernilla Stridh; Klementy Shchetynsky; Kristy Dever; Julie MacIsaac; Michael S Kobor; Helen Tremlett
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Mental illness among persons with and without dementia in continuing care: A multi-jurisdictional, repeated cross-sectional study
err2026-08-13
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PREAI
errJoey Champigny; David B. Hogan; Ruth Ann Marrie; Jin Luo; Xueyi Chen; Okechukwu Ekuma; Randy Walld; Erind Dvorani; James M. Bolton; Zahra Goodarzi; Ping Li; Dallas Seitz; Andrea Gruneir; Matthias Hoben; Nathan Herrmann; Luke Mondor; Colleen J. Maxwell;
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Towards a biologically informed description of multiple sclerosis disease course — a roadmap for transition
err2026-08-03
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PREAI
errAlan J. Thompson; Fred D. Lublin; Lindsay Rechtman; James Quinn; Maria Pia Amato; Bruce Bebo; Peter A. Calabresi; Julie Fiol; Marcia Finlayson; Annie Hawton; Tanja Kuhlmann; Ruth Ann Marrie; Marcello Moccia; Xavier Montalban; Michael Panzara; Kathy Smith; Maria Pia Sormani; Jon Strum; Barbara G. Vickrey; Timothy Coetzee
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Racial identity, marginalization, and depression in pediatric-onset multiple sclerosis
err2026-06-29
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PREAI
errPaul Yejong Yoo; Auva Zarandi; Samantha Stephens; Teresa To; Ruth Ann Marrie; Marcia Finlayson; Robert Motl; E Ann Yeh
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Prescription drug dispensations 15 years before multiple sclerosis onset: A matched cohort study, British Columbia, Canada
err2026-05-27
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PREAI
errMarta Ruiz-Algueró; Seid Mussa Ahmed; Feng Zhu; Yinshan Zhao; Ruth Ann Marrie; Helen Tremlett
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Use of semaglutide and tirzepatide among people with multiple sclerosis
err2026-04-29
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PREAI
errAmber Salter; Alexis Novak; Samantha Lancia; Gary R Cutter; Robert J Fox; Ruth Ann Marrie
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Physical, cognitive, and psychosocial fatigue are differently related to cortical complexity of superior temporal and frontal brain regions in Crohn's disease
err2026-04-16
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PREAI
errMcIver, Theresa A.; Bernstein, Charles N.; Marrie, Ruth Ann; Fisk, John D.; Figley, Chase R.; Kornelsen, Jennifer
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Higher ultra-processed food consumption is associated with higher likelihood of paediatric-onset multiple sclerosis
err2026-03-24
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errOAAI
errPriscila Machado; Hajar Mazahery; Lucinda J Black; Helen Tremlett; Alison Daly; Ngoc Minh Pham; Gizachew A Tessema; Feng Zhu; Brenda Banwell; Amit Bar-Or; Ruth Ann Marrie; Charles N Bernstein; Ali I Mirza; E. Ann Yeh; Emmanuelle Waubant; Julia O’Mahony; Eleanor Dunlop
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Incident and prevalent peripartum mental illness in mothers with multiple sclerosis and other chronic diseases in Sweden
err2026-01-31
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PREAI
errRuth Ann Marrie; Colleen J Maxwell; James M. Bolton; Jonas Söderling; Charles N Bernstein; Kristen M Krysko; Kyla A McKay; Dalia Rotstein; Karma Deakin-Harb; Neda Razaz
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Built-environment correlates of physical activity in youth with multiple sclerosis
err2026-01-20
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PREAI
errSonika Kumari; Samantha Stephens; Paul Yejong Yoo; Kelly P Arbour-Nicitopoulos; Brian M Feldman; Marcia L Finlayson; Ruth Ann Marrie; Robert Motl; Teresa To; E Ann Yeh
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Spinal Cord Leptomeningeal Enhancement as a Marker of Extensive Spinal Cord Involvement in Children With MOGAD
err2026-01-01
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PREAI
errBartiromo, Serenella; Alves, Cesar; O'Mahony, Julia; Yeh, E. Ann; Marrie, Ruth Ann; Narayanan, Sridar; Waters, Patrick J.; Gajofatto, Alberto; Bar-Or, Amit; Banwell, Brenda L.; Fadda, Giulia
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Injury Preceding the Classical Recognition of Multiple Sclerosis: A Population-Based Study
err2025-12-05
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PREAI
errFardowsa L.A. Yusuf; Mohammad Ehsanul Karim; Jason M Sutherland; Feng Zhu; Yinshan Zhao; Ruth Ann Marrie; Helen Tremlett
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Reasons for Healthcare Use Before Onset of Multiple Sclerosis: A Nationwide Matched Cohort Study in Sweden
err2025-12-01
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errOAAI
errManouchehrinia, Ali; Zhao, Yinshan; Zhu, Feng; Mckay, Kyla; Maxwell, Colleen; Marrie, Ruth Ann; Tremlett, Helen
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Healthcare use before paediatric multiple sclerosis onset differs by age and sex: a nationwide cohort study
err2025-12-01
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errOAAI
errSandesjo, Fredrik; Mckay, Kyla; Manouchehrinia, Ali; Zhu, Feng; Marrie, Ruth Ann; Tremlett, Helen
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COVID-19 Vaccination, Hospitalization Rates, and Mortality Differ Between People with Diagnosed Immune Mediated Inflammatory Disease and the General Population: A Population-Based Study
err2025-11-02
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errOAAI
errCarol A. Hitchon; Carole Taylor; Charles N. Bernstein; Christine A. Peschken; Diane Lacaille; Gilaad G. Kaplan; Jessica Widdifield; Ruth Ann Marrie
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