@misc{indiciae196eb41091db,
  title = {Recurrent migraine after propranolol.},
  author = {R H Robson},
  year = {1977},
  doi = {10.1136/hrt.39.10.1157},
  url = {https://pubmed.ncbi.nlm.nih.gov/911570/},
  note = {Source identifier: 911570}
}