TY  - RPRT
TI  - Respiratory abnormalities among grain elevator workers.
AU  - M Chan-Yeung
AU  - R Wong
AU  - L MacLean
PY  - 1979
DO  - 10.1378/chest.75.4.461
UR  - https://pubmed.ncbi.nlm.nih.gov/446134/
ID  - 446134
ER  -