title: Selection of cases and controls.
authors.affiliation: Department of Epidemiology and Preventive Medicine, University of Maryland School of Medicine, Baltimore 21201.
authors.forename: T
authors.initials: T
authors.lastname: Lasky
authors.forename: P D
authors.initials: PD
authors.lastname: Stolley
mesh_terms: D016022:Case-Control Studies; D004812:Epidemiologic Methods; D006801:Humans; D018579:Patient Selection; D013223:Statistics as Topic