title: The formulation and implementation of a national helmet law: a case study from Viet Nam.
authors.affiliation: World Health Organization, Viet Nam Country Office, Hanoi, Viet Nam. passmorej@wpro.who.int
authors.forename: Jonathon W
authors.initials: JW
authors.lastname: Passmore
authors.forename: Lan Huong
authors.initials: LH
authors.lastname: Nguyen
authors.forename: Nam Phuong
authors.initials: NP
authors.lastname: Nguyen
authors.forename: Jean-Marc
authors.initials: JM
authors.lastname: Olivé