Commentary: time to research echinacea properly.
McIntyre
Michael
M
Midsummer Clinic, Chipping Norton, Oxfordshire, England. ehpa@globalnet.co.uk
D003139:Common Cold / Q000188:drug therapy* / Q000517:prevention & control; D004305:Dose-Response Relationship, Drug; D020900:Echinacea; D006801:Humans; D008517:Phytotherapy; D010936:Plant Extracts / Q000627:therapeutic use; D010946:Plants, Medicinal; D012107:Research Design; D016896:Treatment Outcome
D010936:Plant Extracts