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Article
Cigarette Smoking in 99 Metropolitan Areas - United States, 2000
January 01, 2002
Chapter
Estimating variance components for a two-stage design with second-stage strata nested within PSUs
September 01, 2001
Article
Injury surveillance in emergency departments: Design, implementation, and analysis
January 01, 2002
Chapter
Generalized variance estimates from the National Survey of Family Growth, cycle 5
September 01, 2001