@misc{indiciae0c1a5c80a2d0, title = {Multiple sclerosis associated agent (MSAA): failure to confirm an association with multiple sclerosis.}, author = {D L Madden and A Krezlewicz and M Gravell and J L Sever and W W Tourtellotte}, year = {1978}, doi = {10.1212/wnl.28.3.295}, url = {https://pubmed.ncbi.nlm.nih.gov/564484/}, note = {Source identifier: 564484} }