The feasibility of delivering the ADVANCE digital intervention to reduce intimate partner abuse by men receiving substance use treatment: protocol for a non-randomised multi-centre feasibility study and embedded process evaluation. - Gilchrist, Gail; Landau, Sabine; Dheensa, Sandi; Henderson, Juliet; Johnson, Amy; Love, Beverly; Potts, Laura; Radcliffe, Polly; Zenasni, Zohra; Parrott, Steve; Li, Jinshuo; Thomson, Kate; et al. (Pilot & Feasibility Studies, 2022)