title: Testing for uncommon conditions. The heroic search for positive test results.
authors: Office of Disease Prevention and Health Promotion, Washington, DC 20201.
authors: S H
authors: SH
authors: Woolf
authors: D B
authors: DB
authors: Kamerow
mesh_terms: D019411:Clinical Laboratory Techniques / Q000706:statistics & numerical data*; D006304:Health Status; D006801:Humans; D010817:Physician-Patient Relations; D011237:Predictive Value of Tests; D011336:Probability; D011364:Professional Practice / Q000639:trends*