@misc{indiciaecfe07c45286c,
  title = {Epidemiology.},
  author = {J A Vedin and C Wilhelmsson and H Eriksson and K Svärdsudd},
  year = {1981},
  doi = {10.1111/j.0954-6820.1981.tb06782.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6977260/},
  note = {Source identifier: 6977260}
}