Crochet hooks in varicose vein surgery.

@article{Martn1995CrochetHI,
  title={Crochet hooks in varicose vein surgery.},
  author={Antonia Garc{\'i}a Mart{\'i}n and A. M. Wainwright and Paul A. Lear},
  journal={Annals of the Royal College of Surgeons of England},
  year={1995},
  volume={77 6},
  pages={460-1}
}