The sesamoid index. An aid in the diagnosis of acromegaly.

@article{Kleinberg1966TheSI,
  title={The sesamoid index. An aid in the diagnosis of acromegaly.},
  author={David L. Kleinberg and Ian S Young and Herbert S. Kupperman},
  journal={Annals of internal medicine},
  year={1966},
  volume={64 5},
  pages={1075-8}
}