VR-Based Training and Assessment in Ultrasound-Guided Regional Anesthesia: From Error Analysis to System Design. - Erik Lövquist; Owen O'Sullivan; Donnchadh Oh'Ainle; Graham Baitson; George Shorten; Nick J. Avis (MMVR, 2011)

Research productivity among trainee anaesthetists in Ireland: a cross-sectional study. - James D. O'Leary; Owen O'Sullivan (Scientometrics, 2012)