title: Serum unmetabolized folic acid in a nationally representative sample of adults ≥60 years in the United States, 2001-2002.
authors.affiliation: National Institutes of Health, Office of Dietary Supplements, Bethesda, MD, USA.
authors.forename: Regan L
authors.initials: RL
authors.lastname: Bailey
authors.forename: James L
authors.initials: JL
authors.lastname: Mills
authors.forename: Elizabeth A
authors.initials: EA
authors.lastname: Yetley
authors.forename: Jaime J
authors.initials: JJ
authors.lastname: Gahche
authors.forename: Christine M
authors.initials: CM
authors.lastname: Pfeiffer
authors.forename: Johanna T
authors.initials: JT
authors.lastname: Dwyer
authors.forename: Kevin W
authors.initials: KW
authors.lastname: Dodd
authors.forename: Christopher T
authors.initials: CT
authors.lastname: Sempos
authors.forename: Joseph M
authors.initials: JM
authors.lastname: Betz
authors.forename: Mary Frances
authors.initials: MF
authors.lastname: Picciano