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Journal of Clinical Epidemiology|October 15, 2011
Treatment effect estimates varied depending on the definition of the provider prescribing preference-based instrumental variablesRaluca Ionescu-Ittu, Michal Abrahamowicz, Louise Pilote
Preventive Medicine|December 6, 2014
A difference-in-differences approach to estimate the effect of income-supplementation on food insecurityRaluca Ionescu-Ittu, M Maria Glymour, Jay S Kaufman
Pharmacoepidemiology and Drug Safety|May 14, 2009
Bias-variance trade-off in pharmacoepidemiological studies using physician-preference-based instrumental variables: a simulation studyRaluca Ionescu-Ittu, Joseph A C Delaney, Michal Abrahamowicz
Journal of Clinical Epidemiology|May 12, 2007
Simulations showed that validation of database-derived diagnostic criteria based on a small subsample reduced biasMichal Abrahamowicz, Yongling Xiao, Raluca Ionescu-Ittu, et al.
BMJ (Clinical Research Ed.)|May 14, 2009
Prevalence of severe congenital heart disease after folic acid fortification of grain products: time trend analysis in Quebec, CanadaRaluca Ionescu-Ittu, Ariane J Marelli, Andrew S Mackie, et al.
The American Journal of Cardiology|March 14, 2007
Health care resource utilization in adults with congenital heart diseaseAndrew S Mackie, Louise Pilote, Raluca Ionescu-Ittu, et al.
American Heart Journal|February 26, 2008
Hospital readmissions in children with congenital heart disease: a population-based studyAndrew S Mackie, Raluca Ionescu-Ittu, Louise Pilote, et al.
Congenital Heart Disease|June 18, 2019
Secular trends in pregnancy rates, delivery outcomes, and related health care utilization among women with congenital heart diseaseNatalie Bottega, Isabelle Malhamé, Liming Guo, et al.
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