@misc{indiciae445c839ef0c5,
  title = {Increased sister-chromatid exchange in multiple sclerosis.},
  author = {G R Sutherland and E Baker and R S Seshadri and A Black},
  year = {1980},
  doi = {10.1056/nejm198011063031922},
  url = {https://pubmed.ncbi.nlm.nih.gov/7421925/},
  note = {Source identifier: 7421925}
}