No abstract available
Publication types
-
Research Support, N.I.H., Extramural
-
Research Support, U.S. Gov't, P.H.S.
MeSH terms
-
Animals
-
Catheterization
-
Drainage
-
Female
-
Intubation, Intratracheal / instrumentation*
-
Microscopy, Electron, Scanning
-
Mucus / cytology
-
Mucus / physiology*
-
Respiration, Artificial
-
Sheep