title: Cost and clinical effectiveness of certification cannot be measured using survey methods.
mesh_terms: D002568:Certification; D003362:Cost-Benefit Analysis; D003625:Data Collection; D004046:Dietetics / Q000191:economics*; D017048:Health Care Costs; D006801:Humans; D018529:Nutritional Support / Q000191:economics*; D011795:Surveys and Questionnaires