Lichtenberg, F. R. (1998). Pharmaceutical innovation, mortality reduction, and economic growth. National Bureau of Economic Research.
Chicago-viite (17. p.)Lichtenberg, Frank R. Pharmaceutical Innovation, Mortality Reduction, and Economic Growth. Cambridge: National Bureau of Economic Research, 1998.
MLA-viite (9. p.)Lichtenberg, Frank R. Pharmaceutical Innovation, Mortality Reduction, and Economic Growth. National Bureau of Economic Research, 1998.
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