Ultrasonically guided fine needle aspiration biopsy (FNAB) of intrathoracic lesions.

@article{Singh1987UltrasonicallyGF,
  title={Ultrasonically guided fine needle aspiration biopsy (FNAB) of intrathoracic lesions.},
  author={Man Mohan Singh and Rakesh Kumar Gupta and Dilip K Das and C. S. Pant},
  journal={The Indian journal of chest diseases & allied sciences},
  year={1987},
  volume={29 2},
  pages={81-9}
}