Comment on Posner's and Levine's "inability to Validate the Urinary Fpn Test for Phenothiazine Drugs".

@article{Forrest1964CommentOP,
  title={Comment on Posner's and Levine's "inability to Validate the Urinary Fpn Test for Phenothiazine Drugs".},
  author={I S Forrest and F M Forrest},
  journal={The Journal of nervous and mental disease},
  year={1964},
  volume={138},
  pages={90-1}
}