Melanin: a normal component of human eosinophils.

@article{Okun1974MelaninAN,
  title={Melanin: a normal component of human eosinophils.},
  author={Milton R. Okun and Barbara Donnellan and S H Pearson and Ludwig Edelstein},
  journal={Laboratory investigation; a journal of technical methods and pathology},
  year={1974},
  volume={30 6},
  pages={681-5}
}