McMullen, Paula, Allyson Holbrook, and Robert Cantwell. 2016. “Professional Confidence: A Powerful Enabling Mechanism in the Transition to Becoming a Specialist RN: Qualitative Findings from a Mixed Method Study”. International Journal of Practice-Based Learning in Health and Social Care 2 (1):20-34. https://publications.coventry.ac.uk/index.php/pblh/article/view/307.