Ronald B Turner. Show Affiliations »
Abstract
Mesh: See more » Common Cold/drug therapyEchinaceaEvidence-Based MedicineHumansPhytotherapyPlant Preparations/therapeutic use
Substances: See more » Plant Preparations
Year: 2002 PMID: 12484717 DOI: 10.7326/0003-4819-137-12-200212170-00015
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391