Contributions of observational cohort studies in systemic lupus erythematosus: the university of toronto lupus clinic experience.
This article uses the University of Toronto Lupus Cohort to illustrate the benefits of observational cohort studies in generating important new knowledge in chronic disease such as systemic lupus erythematosus.
Urowitz
Murray B
MB
University of Toronto, Toronto, ON, Canada. m.urowitz@utoronto.ca
Gladman
Dafna D
DD
D015331:Cohort Studies; D019317:Evidence-Based Medicine; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000628:therapy*; D009864:Ontario