No abstract available
Publication types
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Historical Article
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Review
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Systematic Review
MeSH terms
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Adult
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Biomedical Research
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Child
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Dose-Response Relationship, Drug
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Echinacea*
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Evidence-Based Medicine*
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Female
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Herb-Drug Interactions
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History, 19th Century
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Humans
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Leukopenia / drug therapy
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Male
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Phytotherapy* / history
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Phytotherapy* / standards
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Plant Extracts* / adverse effects
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Plant Extracts* / pharmacology
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Plant Extracts* / standards
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Plants, Medicinal*
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Pregnancy
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Radiation Injuries / drug therapy
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Randomized Controlled Trials as Topic
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Research Design
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Respiratory Tract Infections / prevention & control
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Safety