New methylxanthine thio-derivatives inducing marked tracheal relaxation without increasing cardiac inotropism or motor activity.

@article{Ragazzi1988NewMT,
  title={New methylxanthine thio-derivatives inducing marked tracheal relaxation without increasing cardiac inotropism or motor activity.},
  author={Eugenio Ragazzi and Guglielmina Froldi and E Santi Soncin and Giuliana Fassina},
  journal={Pharmacological research communications},
  year={1988},
  volume={20 7},
  pages={621-2}
}