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- [6] PROMOTING COST-EFFECTIVE PRESCRIBING - COST-EFFECTIVENESS STUDIES MAY NOT BE COST-EFFECTIVE BRITISH MEDICAL JOURNAL, 1995, 311 (6997): : 126 - 126
- [7] ARE EXPANSIONS COST-EFFECTIVE PROCEEDINGS OF THE AMERICAN SOCIETY FOR INFORMATION SCIENCE, 1982, 19 : 352 - 352