title: Tea and coffee brews are not dietary sources of vitamin K-1 (phylloquinone).
authors.affiliation: School of Nutrition and a Scientist I, Tufts University, Boston, Mass 02111.
authors.forename: S L
authors.initials: SL
authors.lastname: Booth
authors.forename: H T
authors.initials: HT
authors.lastname: Madabushi
authors.forename: K W
authors.initials: KW
authors.lastname: Davidson
authors.forename: J A
authors.initials: JA
authors.lastname: Sadowski
mesh_terms: D002851:Chromatography, High Pressure Liquid; D003069:Coffee / Q000737:chemistry*; D006801:Humans; D013662:Tea / Q000737:chemistry*; D010837:Vitamin K 1 / Q000032:analysis*
chemical_list: D003069:Coffee; D013662:Tea; D010837:Vitamin K 1