title: Towards a systematic scientific approach in the assessment of efficacy of an herbal preparation: Hawthorn (Crataegus spp.).
authors.forename: Ambrose
authors.initials: A
authors.lastname: Furey
authors.forename: Mary
authors.initials: M
authors.lastname: Tassell
mesh_terms: D002319:Cardiovascular System / Q000187:drug effects; D027825:Crataegus; D019317:Evidence-Based Medicine; D017079:Exercise Tolerance / Q000187:drug effects; D005419:Flavonoids / Q000627:therapeutic use; D029001:Herbal Medicine / Q000592:standards; D006801:Humans; D008517:Phytotherapy / Q000379:methods*; D010936:Plant Extracts / Q000627:therapeutic use*
chemical_list: D005419:Flavonoids; D010936:Plant Extracts