No abstract available
Publication types
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Comparative Study
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Fraud
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Mass Spectrometry / methods*
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Pharmaceutical Preparations / analysis*
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Pharmaceutical Preparations / chemistry
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Pharmaceutical Preparations / standards
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Spectrophotometry, Infrared / methods*
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Time Factors
Substances
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Pharmaceutical Preparations