@misc{indiciae3189d913214f, title = {Current nitrogen dioxide exposures among railroad workers.}, author = {S R Woskie and S K Hammond and T J Smith and M B Schenker}, year = {1989}, doi = {10.1080/15298668991374787}, url = {https://pubmed.ncbi.nlm.nih.gov/2756865/}, note = {Source identifier: 2756865} }