@misc{indiciae1aa111cadefe,
  title = {[Varicose veins--classification and treatment].},
  author = {S Aschberg and O Bergstrand and M Björkholm and U Holmgren},
  year = {1980},
  url = {https://pubmed.ncbi.nlm.nih.gov/7206926/},
  note = {Source identifier: 7206926}
}