TY  - JOUR
A1  - Laden, F 
A1  - Neas, L M
A1  - Dockery, D W
A1  - Schwartz, J 
T1  - Association of fine particulate matter from different sources with daily mortality in six U.S. cities.
Y1  - 2000//
N1  - R826245
JF  - ENVIRONMENTAL HEALTH PERSPECTIVES
J1  - ENVIRON HEALTH PERSP
J2  - Environ.Health Perspect.
J3  - Environ Health Perspect
J4  - Environmental Health Perspectives
VL  - 108
IS  - 10
SP  - 941
EP  - 947
ER  -