Evaluation of echinacea for the prevention and treatment of the common cold: a meta-analysis

The Lancet Infectious Diseases - Tập 7 - Trang 473-480 - 2007
Sachin A Shah1,2, Stephen Sander1,2, C Michael White1,2, Mike Rinaldi1,3, Craig I Coleman1,2
1University of Connecticut School of Pharmacy, Storrs, CT, USA
2Division of Drug Information, Hartford Hospital, Hartford, CT, USA
3University of Connecticut Health Center Division of Infectious Diseases, Farmington, CT, USA

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