No abstract available
MeSH terms
-
Bronchitis / epidemiology*
-
Cross Infection / epidemiology*
-
Female
-
Humans
-
Intensive Care Units / statistics & numerical data*
-
Male
-
Pneumonia, Ventilator-Associated / epidemiology*
-
Respiration, Artificial / adverse effects*
-
Tracheitis / epidemiology*