@misc{indiciaea9a53694f6ac,
  title = {Diagnostic validity of basic symptoms.},
  author = {J Klosterkötter and H Ebel and F Schultze-Lutter and E M Steinmeyer},
  year = {1996},
  doi = {10.1007/bf02189116},
  url = {https://pubmed.ncbi.nlm.nih.gov/8739400/},
  note = {Source identifier: 8739400}
}