title: Risk-factor epidemiology.
authors.forename: A N
authors.initials: AN
authors.lastname: Phillips
authors.forename: G D
authors.initials: GD
authors.lastname: Smith
mesh_terms: D015981:Epidemiologic Factors; D006801:Humans; D012044:Regression Analysis; D012107:Research Design; D012307:Risk Factors; D012680:Sensitivity and Specificity