@article {1459,
	title = {Methodological issues in design and analysis of a matched case-control study of a vaccine{\textquoteright}s effectiveness.},
	journal = {Journal of clinical epidemiology},
	volume = {60},
	year = {2007},
	month = {2007 Nov},
	pages = {1127-31},
	abstract = {Case-control studies of the effectiveness of a vaccine are useful to answer important questions, such as the effectiveness of a vaccine over time, that usually are not addressed by prelicensure clinical trials of the vaccine{\textquoteright}s efficacy. This report describes methodological issues related to design and analysis that were used to determine the effects of time since vaccination and age at the time of vaccination.},
	keywords = {Age Factors, Case-Control Studies, Chickenpox Vaccine, Epidemiologic Research Design, Humans, Logistic Models, Odds Ratio, Patient Selection, Risk Assessment, Time Factors, Treatment Outcome},
	issn = {0895-4356},
	doi = {10.1016/j.amepre.2011.06.032},
	author = {Niccolai, Linda M and Ogden, Lorraine G and Muehlenbein, Catherine E and Dziura, James D and V{\'a}zquez, Marietta and Shapiro, Eugene D}
}
