Feasibility trial of a psychoeducational intervention for parents with personality difficulties: The Helping Families Programme - Day, C; Briskman, J; Crawford, MJ; Harris, L; McCrone, P; McMurran, M; Moran, P; Morgan, L; Scott, S; Stahl, D; Ramchandani, P; Weaver, T (Contemporary Clinical Trials Communications, 2017)