Air pollution and daily mortality in a city with low levels of pollution.

Por Vedal, Sverre, Brauer, Michael, White, Richard, Petkau, John
Publicado em 2003

Comparison of Statistical Approaches for Dealing With Immortal Time Bias in Drug Effectiveness Studies

Por Karim, Mohammad Ehsanul, Gustafson, Paul, Petkau, John, Tremlett, Helen
Publicado no Am J Epidemiol (2016)

Comparison of Statistical Approaches Dealing with Time-dependent Confounding in Drug Effectiveness Studies

Por Karim, Mohammad Ehsanul, Petkau, John, Gustafson, Paul, Platt, Robert W., Tremlett, Helen
Publicado no Stat Methods Med Res (2018)

Sample-size calculations for short-term proof-of-concept studies of tissue protection and repair in multiple sclerosis lesions via conventional clinical imaging

Por Reich, Daniel S., White, Richard, Cortese, Irene C. M., Vuolo, Luisa, Shea, Colin D., Collins, Tassie L., Petkau, John
Publicado no Mult Scler (2015)

Effect of adherence to the first-generation injectable immunomodulatory drugs on disability accumulation in multiple sclerosis: a longitudinal cohort study

Por Zhang, Tingting, Kingwell, Elaine, Zhu, Feng, Petkau, John, Kastrukoff, Lorne F, Marrie, Ruth Ann, Tremlett, Helen, Evans, Charity
Publicado no BMJ Open (2017)

Marginal Structural Cox Models for Estimating the Association Between β-Interferon Exposure and Disease Progression in a Multiple Sclerosis Cohort

Por Karim, Mohammad Ehsanul, Gustafson, Paul, Petkau, John, Zhao, Yinshan, Shirani, Afsaneh, Kingwell, Elaine, Evans, Charity, van der Kop, Mia, Oger, Joel, Tremlett, Helen
Publicado em 2014

Multiple Sclerosis in Older Adults: The Clinical Profile and Impact of Interferon Beta Treatment

Por Shirani, Afsaneh, Zhao, Yinshan, Petkau, John, Gustafson, Paul, Karim, Mohammad Ehsanul, Evans, Charity, Kingwell, Elaine, van der Kop, Mia L., Oger, Joel, Tremlett, Helen
Publicado no Biomed Res Int (2015)

Predictors of disease activity in 857 patients with MS treated with interferon beta-1b

Por Hartung, Hans-Peter, Kappos, Ludwig, Goodin, Douglas S., O’Connor, Paul, Filippi, Massimo, Arnason, Barry, Comi, Giancarlo, Cook, Stuart, Jeffery, Douglas, Petkau, John, White, Richard, Bogumil, Timon, Beckmann, Karola, Stemper, Brigitte, Suarez, Gustavo, Sandbrink, Rupert, Pohl, Christoph
Publicado no J Neurol (2015)

Evaluating the safety of β-interferons in MS: A series of nested case-control studies

Por de Jong, Hilda J.I., Kingwell, Elaine, Shirani, Afsaneh, Cohen Tervaert, Jan Willem, Hupperts, Raymond, Zhao, Yinshan, Zhu, Feng, Evans, Charity, van der Kop, Mia L., Traboulsee, Anthony, Gustafson, Paul, Petkau, John, Marrie, Ruth Ann, Tremlett, Helen
Publicado no Neurology (2017)

Defining the clinical course of multiple sclerosis: The 2013 revisions

Por Lublin, Fred D., Reingold, Stephen C., Cohen, Jeffrey A., Cutter, Gary R., Sørensen, Per Soelberg, Thompson, Alan J., Wolinsky, Jerry S., Balcer, Laura J., Banwell, Brenda, Barkhof, Frederik, Bebo, Bruce, Calabresi, Peter A., Clanet, Michel, Comi, Giancarlo, Fox, Robert J., Freedman, Mark S., Goodman, Andrew D., Inglese, Matilde, Kappos, Ludwig, Kieseier, Bernd C., Lincoln, John A., Lubetzki, Catherine, Miller, Aaron E., Montalban, Xavier, O'Connor, Paul W., Petkau, John, Pozzilli, Carlo, Rudick, Richard A., Sormani, Maria Pia, Stüve, Olaf, Waubant, Emmanuelle, Polman, Chris H.
Publicado em 2014