title: Echinacea's immune effects-possibilities and pitfalls-two cases.
authors.forename: Andreas
authors.initials: A
authors.lastname: Cohrssen
mesh_terms: D000328:Adult; D003139:Common Cold / Q000188:drug therapy* / Q000276:immunology*; D020900:Echinacea; D005260:Female; D006801:Humans; D007107:Immune System / Q000187:drug effects; D008517:Phytotherapy; D010936:Plant Extracts / Q000494:pharmacology*
chemical_list: D010936:Plant Extracts