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. 2002 Dec 17;137(12):I18.
doi: 10.7326/0003-4819-137-12-200212170-00001.

Summaries for patients. Treatment of colds with a capsule form of the herb echinacea

No authors listed

Summaries for patients. Treatment of colds with a capsule form of the herb echinacea

No authors listed. Ann Intern Med. .
No abstract available

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