Bronchial Biopsy in Conections with Bronchography.

@article{Nordenstrm1965BronchialBI,
  title={Bronchial Biopsy in Conections with Bronchography.},
  author={B E Nordenstr{\"o}m and E Carlens},
  journal={Acta radiologica: diagnosis},
  year={1965},
  volume={3},
  pages={37-40}
}