title: Ultrafine particle concentrations and exposures in six elementary school classrooms in northern California.
authors.affiliation: Department of Civil and Environmental Engineering, University of California, Berkeley, CA, USA Aerosol Dynamics, Inc., Berkeley, CA, USA.
authors.forename: N A
authors.initials: NA
authors.lastname: Mullen
authors.forename: S
authors.initials: S
authors.lastname: Bhangar
authors.forename: S V
authors.initials: SV
authors.lastname: Hering
authors.forename: N M
authors.initials: NM
authors.lastname: Kreisberg
authors.forename: W W
authors.initials: WW
authors.lastname: Nazaroff
mesh_terms: D016902:Air Pollution, Indoor / Q000032:analysis*; D002140:California; D002648:Child; D004784:Environmental Monitoring; D006801:Humans; D010316:Particle Size; D012574:Schools; D014691:Ventilation