Intensive support for adults with intellectual disability and behaviours that challenge: a survey of provision and service typologies in England oleh Angela Hassiotis, Amy Walsh, Jessica Budgett, Isobel Harrison, Rebecca Jones, Nicola Morant, Ken Courtenay, Elisabeth Victoria Crossey, Ian Hall, Renee Romeo, Laurence George Taggart, Peter E. Langdon, Victoria Ratti, Vincent Kirchner, Brynmor Lloyd-Evans