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Chicago-viite (17. p.)ebrary, Inc, Clinical Research Roundtable, Sean Tunis, Allan Korn, ja Alex Ommaya. The Role of Purchasers and Payers in the Clinical Research Enterprise: Workshop Summary. Washington, D.C.: National Academy Press, 2002.
MLA-viite (9. p.)ebrary, Inc, et al. The Role of Purchasers and Payers in the Clinical Research Enterprise: Workshop Summary. National Academy Press, 2002.
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