No abstract available
Publication types
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Historical Article
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Research Support, Non-U.S. Gov't
MeSH terms
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Advertising / economics
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Advertising / legislation & jurisprudence
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Advertising / methods
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Advertising / trends*
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Canada
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Community Participation*
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Drug Industry
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Drug Prescriptions
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Europe
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Forecasting
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History, 20th Century
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Humans
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Managed Care Programs
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Pharmacists
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Practice Patterns, Physicians'
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United States
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United States Food and Drug Administration