TY  - JOUR
A1  - Chillrud, S N
A1  - Grass, D 
A1  - Ross, J M
A1  - Coulibaly, D 
A1  - Slavkovich, V 
A1  - Epstein, D 
A1  - Sax, S N
A1  - Pederson, D 
A1  - Johnson, D 
A1  - Spengler, J D
A1  - Kinney, P L
A1  - Simpson, H J
A1  - Brandt-Rauf, P 
T1  - Steel dust in the New York City subway system as a source of manganese, chromium, and iron exposures for transit workers.
Y1  - 2005/03/
N1  - R824834
N1  - R828678C001
JF  - JOURNAL OF URBAN HEALTH
VL  - 82
IS  - 1
SP  - 33
EP  - 42
ER  -