@misc{indiciae4fdb1b9949fd, title = {Occupational risks in sewage work.}, author = {R Sehgal and R C Mahajan}, year = {1991}, doi = {10.1016/0140-6736(91)92288-d}, url = {https://pubmed.ncbi.nlm.nih.gov/1682771/}, note = {Source identifier: 1682771} }