2-Phenylphenanthrene-3,2'-dicarboxylic acid is not bound to mouse skin proteins after application of 1,2,5,6-dibenzanthracene: a retraction.

@article{Diringer19692Phenylphenanthrene32dicarboxylic,
  title={2-Phenylphenanthrene-3,2'-dicarboxylic acid is not bound to mouse skin proteins after application of 1,2,5,6-dibenzanthracene: a retraction.},
  author={Heino Diringer and Charles Heidelberger},
  journal={Cancer research},
  year={1969},
  volume={29 11},
  pages={2127-8}
}