title: Application of likelihood ratios to clinical decision rules: defining the limits of clinical expertise.
authors.forename: E J
authors.initials: EJ
authors.lastname: Gallagher
mesh_terms: D000328:Adult; D003661:Decision Support Techniques; D005260:Female; D006801:Humans; D016013:Likelihood Functions; D011237:Predictive Value of Tests; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000175:diagnosis*; D018570:Risk Assessment; D012680:Sensitivity and Specificity