title: Preventing ventilator-associated pneumonia: is it ultimately only a matter of gravity?
authors.forename: Ioannis
authors.initials: I
authors.lastname: Pneumatikos
mesh_terms: D000818:Animals; D005260:Female; D007442:Intubation, Intratracheal / Q000379:methods*; D053717:Pneumonia, Ventilator-Associated / Q000517:prevention & control*; D012121:Respiration, Artificial / Q000379:methods*; D014132:Trachea / Q000033:anatomy & histology*