Literature DB >> 11941266

Echinacea for prevention and treatment of upper respiratory infections.

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Year:  2002        PMID： 11941266

Source DB:  PubMed          Journal:  Med Lett Drugs Ther        ISSN： 0025-732X            Impact factor:   1.909


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  1 in total

1.  Effects of echinacea on the frequency of upper respiratory tract symptoms: a randomized, double-blind, placebo-controlled trial.

Authors:  Joelle O'Neil; Susan Hughes; Andrea Lourie; John Zweifler
Journal:  Ann Allergy Asthma Immunol       Date:  2008-04       Impact factor: 6.347
  1 in total

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