Diagnosis of cystinosis by rectal biopsy.

@article{Holtzapple1969DiagnosisOC,
  title={Diagnosis of cystinosis by rectal biopsy.},
  author={Philip G Holtzapple and Myron Genel and William C Yakovac and Klaus Hummeler and Stanton Segal},
  journal={The New England journal of medicine},
  year={1969},
  volume={281 3},
  pages={143-5}
}