@misc{indiciae57e6c27b9daf,
  title = {Board certification in peripheral vascular disease.},
  author = {W O Griffen},
  year = {1989},
  doi = {10.1016/0735-1097(89)90451-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/2808997/},
  note = {Source identifier: 2808997}
}