The "5Rs of Rugby": A Reflective Case Study on the Reality of Implementing a Mental Health Literacy and Social Norms Intervention With Professional Rugby Players. - Lyons, Deirdre; Clarke, Philip; Smyth, Mark; Burrows, Emma; Gilpin, Pamela; Horan, Marcus; McCormack, Hannah; Dempsey, Robert C. (Case Studies in Sport & Exercise Psychology, 2025)