TY  - RPRT
TI  - Tracheobronchial cytologic changes during prolonged cannulation.
AU  - P Casthely
AU  - J Chalon
AU  - S Ramanathan
AU  - H Turndorf
PY  - 1980
UR  - https://pubmed.ncbi.nlm.nih.gov/7191649/
ID  - 7191649
ER  -