title: Retraction to: Nitrate use and changes in bone mineral density: the Canadian Multicentre Osteoporosis Study.
authors.affiliation: Medicine, University of Toronto, Toronto, ON, Canada. sophie.jamal@utoronto.ca.|, 76 Grenville Street, Suite 805, Toronto, ON, M5S 1B2, Canada. sophie.jamal@utoronto.ca.
authors.forename: S A
authors.initials: SA
authors.lastname: Jamal
authors.affiliation: Medicine, McGill University, Montreal, PQ, Canada.
authors.forename: D
authors.initials: D
authors.lastname: Goltzman
authors.affiliation: Medicine, University of Calgary, Calgary, AB, Canada.
authors.forename: D A
authors.initials: DA
authors.lastname: Hanley
authors.affiliation: Medicine, McMaster University, Hamilton, ON, Canada.
authors.forename: A
authors.initials: A
authors.lastname: Papaioannou
authors.affiliation: Medicine, University of British Columbia, Vancouver, BC, Canada.
authors.forename: J C
authors.initials: JC
authors.lastname: Prior
authors.affiliation: Medicine, University of Toronto, Toronto, ON, Canada.
authors.forename: R G
authors.initials: RG
authors.lastname: Josse