title: The promise and pitfalls of purchase-of-service contracts.
mesh_terms: D003164:Competitive Bidding; D003266:Continuity of Patient Care; D003284:Contract Services / Q000592:standards*; D003362:Cost-Benefit Analysis; D005376:Financial Management / Q000592:standards*; D006801:Humans; D008404:Massachusetts; D008605:Mental Health Services / Q000191:economics*; D011361:Professional Competence; D011787:Quality of Health Care