Randomized Controlled Trial
Endobronchial intubation detected by insertion depth of endotracheal tube, bilateral auscultation, or observation of chest movements: randomised trial.
BMJ. 2010 Jan 1;341:c5943.
Randomized Controlled Trial
A comparative study of endotracheal tube positioning methods in children: safety from neck movement.
Anesth. Analg. 2007 Sep 1;105(3):620-5.
Randomized Controlled Trial
Oral Fiberoptic Intubation with Wire Reinforced Endotracheal Tube Vs. Parker Flex-Tip Tube: A Randomized Clinical Trial.
Minerva Anestesiol. 2014 Mar 1;80(3):324-9.