Key term: elemental composition

Supplement 2004;30 suppl 2:36-46   pdf
Sources of fine particulate matter in personal exposures and residential indoor, residential outdoor and workplace microenvironments in the Helsinki phase of the EXPOLIS study
Koistinen KJ, Edwards RD, Mathys P, Ruuskanen J, Künzli N, Jantunen MJ
Supplement 2004;30 suppl 2:28-35   pdf
Resuspended dust episodes as an urban air-quality problem in subarctic regions
Hosiokangas J, Vallius M, Ruuskanen J, Mirme A, Pekkanen J