Keyphrases
Personal Exposure
100%
Elemental Concentration
100%
Temporal Association
100%
Ambient PM2.5
100%
Temporal Variation
80%
Central Site
60%
Outdoor Concentration
60%
Particulate Matter 2.5 (PM2.5)
40%
Elemental Composition
40%
High Correlation
40%
Urban Background
40%
PM2.5 Concentration
40%
Utrecht
20%
Netherlands
20%
Sulfur
20%
Spain
20%
European Cities
20%
Potassium
20%
Temporal Correlation
20%
Zinc
20%
Road Dust
20%
Low Correlation
20%
Validation Studies
20%
Indoor Sources
20%
Outdoor-to-indoor
20%
Measurement Error
20%
Finland
20%
Barcelona
20%
Helsinki
20%
Traffic Emissions
20%
Non-tailpipe
20%
PM Components
20%
Air Pollution Levels
20%
Cu-Fe
20%
PM2.5 Mass
20%
Outdoor PM2.5
20%
Vanadium(V)
20%
Rural Background
20%
Health Relevance
20%
Epidemiological Association
20%
Traffic Road
20%
Background Air Pollution
20%
All Elements
20%
Eight-element
20%
Engineering
Particular Matter 2.5
100%
Temporal Variation
66%
Pearsons Linear Correlation Coefficient
33%
Elemental Composition
33%
Road
16%
Temporal Correlation
16%
Copper (Cu)
16%
Air Pollution
16%
Measurement Error
16%
Earth and Planetary Sciences
Particular Matter 2.5
100%
Temporal Variation
66%
Time Series
33%
Netherlands
16%
Spain
16%
Air Pollution
16%
Traffic Emission
16%
Finland
16%