“…Our systematic review identified six studies of the effect of pleural drainage on oxygenation in mechanically ventilated patients [15,17,20,[31][32][33]; three additional studies have since been published 35]. Our systematic review identified six studies of the effect of pleural drainage on oxygenation in mechanically ventilated patients [15,17,20,[31][32][33]; three additional studies have since been published 35].…”