Concentric rings within a breast mass on sonography: lamellated keratin in an epidermal inclusion cyst.

@article{Crystal2005ConcentricRW,
  title={Concentric rings within a breast mass on sonography: lamellated keratin in an epidermal inclusion cyst.},
  author={Pavel Crystal and Ruthy Shaco-Levy},
  journal={AJR. American journal of roentgenology},
  year={2005},
  volume={184 3 Suppl},
  pages={S47-8}
}