TY  - JOUR
A1  - Bobak, M.
A1  - Leon, D.A.
T1  - Pregnancy outcomes and outdoor air pollution: An ecological study in districts of the Czech Republic 1986-8
Y1  - 1999
DO  - 10.1136/oem.56.8.539
JF  - British Medical Journal
VL  - 56
IS  - 8

ER  -