@misc{indiciae2c03dbe701b8,
  title = {A study validating changes in the multiple sclerosis functional composite.},
  author = {Erwin L J Hoogervorst and Nynke F Kalkers and Bernard M J Uitdehaag and Chris H Polman},
  year = {2002},
  doi = {10.1001/archneur.59.1.113},
  url = {https://pubmed.ncbi.nlm.nih.gov/11790238/},
  note = {Source identifier: 11790238}
}