A randomised controlled trial of treatments of childhood anxiety disorder in the context of maternal anxiety disorder: clinical and cost‐effectiveness outcomes - Creswell, C; Violato, M; Cruddace, S; Gerry, S; Murray, L; Shafran, R; Stein, A; Willetts, L; McIntosh, E; Cooper, P (Journal of Child Psychology and Psychiatry, 2019)