@misc{indiciaeef9c7c387a81, title = {Proportionate mortality among unionized construction ironworkers.}, author = {F B Stern and M H Sweeney and E Ward}, year = {1997}, doi = {10.1002/(sici)1097-0274(199702)31:2<176::aid-ajim7>3.0.co;2-y}, url = {https://pubmed.ncbi.nlm.nih.gov/9028434/}, note = {Source identifier: 9028434} }