“…Montgomery and coworkers (439,440) isolated and determined phenylephrine, codeine, and antihistamines and also separated and determined dextromethorphan by ion exchange-ultraviolet procedures.…”
Section: Biological and Pharmaceutical Analysismentioning
“…Montgomery and coworkers (439,440) isolated and determined phenylephrine, codeine, and antihistamines and also separated and determined dextromethorphan by ion exchange-ultraviolet procedures.…”
Section: Biological and Pharmaceutical Analysismentioning
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