@misc{indiciaec174d5af0c1b, title = {Transbronchial biopsy in diffuse lung disease.}, author = {D C Zavala}, year = {1978}, doi = {10.1378/chest.73.5\_supplement.727}, url = {https://pubmed.ncbi.nlm.nih.gov/639587/}, note = {Source identifier: 639587} }