[Newcastle disease in recently imported parrots. (Preliminary report)].

@article{Lthgen1970NewcastleDI,
  title={[Newcastle disease in recently imported parrots. (Preliminary report)].},
  author={W L{\"u}thgen and G Wachend{\"o}rfer},
  journal={Deutsche tierarztliche Wochenschrift},
  year={1970},
  volume={77 16},
  pages={407-8}
}