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Subjects
- Cross Infection -- epidemiology1
- Cross Infection -- etiology1
- Cross Infection -- microbiology1
- Cross Infection -- mortality1
- Cross Infection -- prevention & control1
- Dental Hygienists -- statistics & numerical data1
- Hospital Departments1
- Humans1
- Incidence1
- Intubation, Intratracheal -- adverse effects1
- Intubation, Intratracheal -- instrumentation1
- Life Support Care1
- Oral Hygiene1
- Pennsylvania1
- Pneumonia, Bacterial -- epidemiology1
- Pneumonia, Bacterial -- etiology1
- Pneumonia, Bacterial -- microbiology1
- Pneumonia, Bacterial -- mortality[remove]1
- Pneumonia, Bacterial -- prevention & control1
- Pneumonia, Ventilator-Associated -- epidemiology1