Peker G, Takmaz SA, Baltacı B, Başar H, Kotanoğlu M. Turk J Anaesthesiol Reanim. 2015 Oct;43(5):304-12
Prospective, randomised study on 60 children aged 1-10 years. Insertion attempts and ease, leak pressure and complications were recorded. Results suggest no difference between the devices under these conditions.
Link to abstract