"Pharmaceutical Preparations economics United States." . . "Drugs Research." . . "Drugs Research United States." . . . . "Pharmaceutical R and D : costs, risks and rewards [research, development, drugs]"@en . . "Pharmaceutical R & D : costs, risks and rewards" . . . . . . . . . . . . . . . . "Pharmaceutical R&D: costs, risks and rewards" . . . . . "Pharmaceutical R&D costs, risks and rewards" . . . "PharmaceuticL R&D: costs, risks and rewards" . "Pharmaceutical R and D costs, risks and rewards" . . . . "Pharmaceutical R&D : costs, risks, and rewards"@en . . . . . "Pharmaceutical R & D costs, risks, and rewards"@en . . . "Pharmaceutical R & D : costs, risks & rewards"@en . "Pharmaceutical research and development"@en . . "Farmacia Investigación EE.UU." . . "United States." . . "Public Policy United States." . . "Pharmacy Research United States." . . "United States. Congress. Office of Technology Assessment." . . "Drug Industry economics United States." . . . . "Research and Development." . . "Pharmacy Research." . . "Research economics United States." . . "Estados Unidos Congress. Office of Technology Assessment." . .