title: Cost-effective validation of screening tests.
authors.forename: K S
authors.initials: KS
authors.lastname: Joseph
mesh_terms: D003362:Cost-Benefit Analysis; D003906:Developing Countries / Q000191:economics*; D003933:Diagnosis / Q000592:standards*; D006801:Humans; D011237:Predictive Value of Tests; D012015:Reference Standards; D012107:Research Design / Q000592:standards*; D012494:Sampling Studies