Date	Event	Description
31 August 2006	New search has been performed	This is an update of the previously published version "Nasal versus oral intubation for mechanical ventilation of newborn infants" published in The Cochrane Library, Issue 1, 2002 (Spence 2002). No new eligible trials were found. Thus, there is no change to the conclusion that there is not enough evidence that one route of intubation is preferable to the other.
18 February 1999	New citation required and conclusions have changed	Substantive amendment