Bundy, Anita C., Wyver, Shirley, Beetham, Kassia S., Ragen, Jo, Naughton, Geraldine, Tranter, Paul, Norman, Richard, Villeneuve, Michelle, Spencer, Grace, Honey, Anne, Simpson, Judith, Baur, Louise, Sterman, Julia, "The Sydney playground project- levelling the playing field: a cluster trial of a primary school-based intervention aiming to promote manageable risk-taking in children with disability", BMC Public Health, 2015