@misc{indiciae4e7f53182f5b,
  title = {[Tension headache].},
  author = {S Houy-Schäfer and K-H Grotemeyer},
  year = {2004},
  doi = {10.1007/s00482-003-0280-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/15067529/},
  note = {Source identifier: 15067529}
}