title: Bacterial colonization of the respiratory tract under artificial ventilation: trachea and tracheal tube orientation.
authors: Mauro
authors: M
authors: Panigada
mesh_terms: D000818:Animals; D001424:Bacterial Infections / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D007442:Intubation, Intratracheal / Q000009:adverse effects / Q000379:methods*; D011187:Posture; D012141:Respiratory Tract Infections / Q000209:etiology / Q000517:prevention & control*; D012756:Sheep