title: Built environment, parents' perception, and children's vigorous outdoor play.
authors.affiliation: Swiss Tropical and Public Health Institute, Basel, Switzerland. Bettina.Bringolf@unibas.ch
authors.forename: Bettina
authors.initials: B
authors.lastname: Bringolf-Isler
authors.forename: Leticia
authors.initials: L
authors.lastname: Grize
authors.forename: Urs
authors.initials: U
authors.lastname: Mäder
authors.forename: Nicole
authors.initials: N
authors.lastname: Ruch
authors.forename: Felix H
authors.initials: FH
authors.lastname: Sennhauser
authors.forename: Charlotte
authors.initials: C
authors.lastname: Braun-Fahrländer