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Start Over You searched for: Subjects Cross Infection -- etiology Remove constraint Subjects: Cross Infection -- etiology Publication Year 2000 to 2024 Remove constraint Publication Year: <span class="from" data-blrl-begin="2000">2000</span> to <span class="to" data-blrl-end="2024">2024</span>

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2. The breadth of hospital-acquired pneumonia: nonventilated versus ventilated patients in Pennsylvania