TY  - JOUR 
T1  - Exposure to occupational dust and changes in pulmonary function among cobblestone paving workers of Jimma, Ethiopia
JO  - Revista Ambiente & Água
A1  - Hassen, Kalkidan Abate
A1  - Ibrahim, Mohammed Sadik
SN  - 1980-993X
UL  - 10.4136/ambi-agua.1227
VL  - 9 
Y1  - 2014
PB  - Brasil 
ER  -