title: [Biologically active procyanidin content of Crateagus drugs].
mesh_terms: D001578:Benzopyrans / Q000032:analysis*; D044946:Biflavonoids; D002392:Catechin / Q000032:analysis*; D010946:Plants, Medicinal / Q000032:analysis*; D044945:Proanthocyanidins; D013053:Spectrophotometry / Q000379:methods
chemical_list: D001578:Benzopyrans; D044946:Biflavonoids; D044945:Proanthocyanidins; C017674:procyanidin; D002392:Catechin
vernacular_title: Crataegus drogok biológiailag aktív procianidin tartalma.