TY  - RPRT
TI  - Normal and collapsed trachea in the dog: scanning electron microscopy study.
AU  - M J Dallman
AU  - R C McClure
AU  - E M Brown
PY  - 1985
UR  - https://pubmed.ncbi.nlm.nih.gov/4062014/
ID  - 4062014
ER  -