TY  - RPRT
TI  - Tracheobronchoscopy.
AU  - P Roudebush
PY  - 1990
DO  - 10.1016/s0195-5616(90)50306-x
UR  - https://pubmed.ncbi.nlm.nih.gov/2238372/
ID  - 2238372
ER  -