@misc{indiciae3c773d385da3,
  title = {Headache classification: criticism and suggestions.},
  author = {G C Manzoni and P Torelli},
  year = {2004},
  doi = {10.1007/s10072-004-0255-y},
  url = {https://pubmed.ncbi.nlm.nih.gov/15549572/},
  note = {Source identifier: 15549572}
}