A protocol for a pilot randomised controlled trial of unguided internet cognitive behaviour therapy for grief in adolescents by Egan, SJ, Munro, C, Pauley-Gadd, SB, O'Brien, A, Callaghan, T, Payne, N, Raghav, S, Myers, B, Hall, C, Wilson, H, Eisma, MC, Boelen, PA, Smith, KV, Wild, J, Duffy, M, Trickey, D, Bills, E, Breen, LJ